Home / 26,472.18-36,532.80-15,861.59

Finding the Fourth Proportional to 26,472.18, 36,532.80 and 15,861.59

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Solution

The fourth proportional to 26,472.18, 36,532.80 and 15,861.59 is: 21,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,472.18 : 36,532.80 = 15,861.59 : x
  2. Step 2: Convert to fraction form
    26,472.18/36,532.80 = 15,861.59/x
  3. Step 3: Cross multiply
    26,472.18x = 36,532.80 × 15,861.59
  4. Step 4: Simplify right side
    26,472.18x = 579,468,112.49
  5. Step 5: Solve for x
    x = 579,468,112.49/26,472.18
  6. Step 6: Final answer
    x = 21,889.70

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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.