Home / 24,887.61-34,344.23-13,709.61

Finding the Fourth Proportional to 24,887.61, 34,344.23 and 13,709.61

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Solution

The fourth proportional to 24,887.61, 34,344.23 and 13,709.61 is: 18,918.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,887.61 : 34,344.23 = 13,709.61 : x
  2. Step 2: Convert to fraction form
    24,887.61/34,344.23 = 13,709.61/x
  3. Step 3: Cross multiply
    24,887.61x = 34,344.23 × 13,709.61
  4. Step 4: Simplify right side
    24,887.61x = 470,845,930.50
  5. Step 5: Solve for x
    x = 470,845,930.50/24,887.61
  6. Step 6: Final answer
    x = 18,918.89

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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.