Home / 17,943.40-24,759.07-10,389.13

Finding the Fourth Proportional to 17,943.40, 24,759.07 and 10,389.13

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Solution

The fourth proportional to 17,943.40, 24,759.07 and 10,389.13 is: 14,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943.40 : 24,759.07 = 10,389.13 : x
  2. Step 2: Convert to fraction form
    17,943.40/24,759.07 = 10,389.13/x
  3. Step 3: Cross multiply
    17,943.40x = 24,759.07 × 10,389.13
  4. Step 4: Simplify right side
    17,943.40x = 257,225,196.91
  5. Step 5: Solve for x
    x = 257,225,196.91/17,943.40
  6. Step 6: Final answer
    x = 14,335.37

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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.