Home / 12,531.29-17,293.17-7,495.72

Finding the Fourth Proportional to 12,531.29, 17,293.17 and 7,495.72

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Solution

The fourth proportional to 12,531.29, 17,293.17 and 7,495.72 is: 10,344.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531.29 : 17,293.17 = 7,495.72 : x
  2. Step 2: Convert to fraction form
    12,531.29/17,293.17 = 7,495.72/x
  3. Step 3: Cross multiply
    12,531.29x = 17,293.17 × 7,495.72
  4. Step 4: Simplify right side
    12,531.29x = 129,624,717.00
  5. Step 5: Solve for x
    x = 129,624,717.00/12,531.29
  6. Step 6: Final answer
    x = 10,344.09

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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.