Home / 18,026.16-24,857.01-12,369.20

Finding the Fourth Proportional to 18,026.16, 24,857.01 and 12,369.20

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Solution

The fourth proportional to 18,026.16, 24,857.01 and 12,369.20 is: 17,056.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,026.16 : 24,857.01 = 12,369.20 : x
  2. Step 2: Convert to fraction form
    18,026.16/24,857.01 = 12,369.20/x
  3. Step 3: Cross multiply
    18,026.16x = 24,857.01 × 12,369.20
  4. Step 4: Simplify right side
    18,026.16x = 307,461,203.81
  5. Step 5: Solve for x
    x = 307,461,203.81/18,026.16
  6. Step 6: Final answer
    x = 17,056.39

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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.