Home / 25,397.13-38,110.10-13,710.09

Finding the Fourth Proportional to 25,397.13, 38,110.10 and 13,710.09

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Solution

The fourth proportional to 25,397.13, 38,110.10 and 13,710.09 is: 20,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,397.13 : 38,110.10 = 13,710.09 : x
  2. Step 2: Convert to fraction form
    25,397.13/38,110.10 = 13,710.09/x
  3. Step 3: Cross multiply
    25,397.13x = 38,110.10 × 13,710.09
  4. Step 4: Simplify right side
    25,397.13x = 522,492,832.36
  5. Step 5: Solve for x
    x = 522,492,832.36/25,397.13
  6. Step 6: Final answer
    x = 20,572.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.