Home / 23,731.20-32,735.04-14,780.16

Finding the Fourth Proportional to 23,731.20, 32,735.04 and 14,780.16

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Solution

The fourth proportional to 23,731.20, 32,735.04 and 14,780.16 is: 20,387.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,731.20 : 32,735.04 = 14,780.16 : x
  2. Step 2: Convert to fraction form
    23,731.20/32,735.04 = 14,780.16/x
  3. Step 3: Cross multiply
    23,731.20x = 32,735.04 × 14,780.16
  4. Step 4: Simplify right side
    23,731.20x = 483,829,128.81
  5. Step 5: Solve for x
    x = 483,829,128.81/23,731.20
  6. Step 6: Final answer
    x = 20,387.89

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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.