Home / 18,023.18-24,870.17-12,362.76

Finding the Fourth Proportional to 18,023.18, 24,870.17 and 12,362.76

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Solution

The fourth proportional to 18,023.18, 24,870.17 and 12,362.76 is: 17,059.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.18 : 24,870.17 = 12,362.76 : x
  2. Step 2: Convert to fraction form
    18,023.18/24,870.17 = 12,362.76/x
  3. Step 3: Cross multiply
    18,023.18x = 24,870.17 × 12,362.76
  4. Step 4: Simplify right side
    18,023.18x = 307,463,881.06
  5. Step 5: Solve for x
    x = 307,463,881.06/18,023.18
  6. Step 6: Final answer
    x = 17,059.36

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.