Home / 31,685.54-47,555.57-16,498.85

Finding the Fourth Proportional to 31,685.54, 47,555.57 and 16,498.85

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Solution

The fourth proportional to 31,685.54, 47,555.57 and 16,498.85 is: 24,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,685.54 : 47,555.57 = 16,498.85 : x
  2. Step 2: Convert to fraction form
    31,685.54/47,555.57 = 16,498.85/x
  3. Step 3: Cross multiply
    31,685.54x = 47,555.57 × 16,498.85
  4. Step 4: Simplify right side
    31,685.54x = 784,612,019.56
  5. Step 5: Solve for x
    x = 784,612,019.56/31,685.54
  6. Step 6: Final answer
    x = 24,762.47

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.