Home / 31,486.68-47,127.96-23,164.92

Finding the Fourth Proportional to 31,486.68, 47,127.96 and 23,164.92

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Solution

The fourth proportional to 31,486.68, 47,127.96 and 23,164.92 is: 34,672.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,486.68 : 47,127.96 = 23,164.92 : x
  2. Step 2: Convert to fraction form
    31,486.68/47,127.96 = 23,164.92/x
  3. Step 3: Cross multiply
    31,486.68x = 47,127.96 × 23,164.92
  4. Step 4: Simplify right side
    31,486.68x = 1,091,715,423.16
  5. Step 5: Solve for x
    x = 1,091,715,423.16/31,486.68
  6. Step 6: Final answer
    x = 34,672.29

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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.