Home / 18,362.41-25,354.42-14,106.76

Finding the Fourth Proportional to 18,362.41, 25,354.42 and 14,106.76

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Solution

The fourth proportional to 18,362.41, 25,354.42 and 14,106.76 is: 19,478.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362.41 : 25,354.42 = 14,106.76 : x
  2. Step 2: Convert to fraction form
    18,362.41/25,354.42 = 14,106.76/x
  3. Step 3: Cross multiply
    18,362.41x = 25,354.42 × 14,106.76
  4. Step 4: Simplify right side
    18,362.41x = 357,668,717.88
  5. Step 5: Solve for x
    x = 357,668,717.88/18,362.41
  6. Step 6: Final answer
    x = 19,478.31

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Half scale
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Double scale
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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.