Home / 31,404.68-47,068.14-14,743.16

Finding the Fourth Proportional to 31,404.68, 47,068.14 and 14,743.16

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Solution

The fourth proportional to 31,404.68, 47,068.14 and 14,743.16 is: 22,096.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,404.68 : 47,068.14 = 14,743.16 : x
  2. Step 2: Convert to fraction form
    31,404.68/47,068.14 = 14,743.16/x
  3. Step 3: Cross multiply
    31,404.68x = 47,068.14 × 14,743.16
  4. Step 4: Simplify right side
    31,404.68x = 693,933,118.92
  5. Step 5: Solve for x
    x = 693,933,118.92/31,404.68
  6. Step 6: Final answer
    x = 22,096.49

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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.