Home / 17,601.30-24,265.17-15,501.78

Finding the Fourth Proportional to 17,601.30, 24,265.17 and 15,501.78

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Solution

The fourth proportional to 17,601.30, 24,265.17 and 15,501.78 is: 21,370.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,601.30 : 24,265.17 = 15,501.78 : x
  2. Step 2: Convert to fraction form
    17,601.30/24,265.17 = 15,501.78/x
  3. Step 3: Cross multiply
    17,601.30x = 24,265.17 × 15,501.78
  4. Step 4: Simplify right side
    17,601.30x = 376,153,327.00
  5. Step 5: Solve for x
    x = 376,153,327.00/17,601.30
  6. Step 6: Final answer
    x = 21,370.77

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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.