Home / 41,346.79-61,967.90-20,281.86

Finding the Fourth Proportional to 41,346.79, 61,967.90 and 20,281.86

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Solution

The fourth proportional to 41,346.79, 61,967.90 and 20,281.86 is: 30,397.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,346.79 : 61,967.90 = 20,281.86 : x
  2. Step 2: Convert to fraction form
    41,346.79/61,967.90 = 20,281.86/x
  3. Step 3: Cross multiply
    41,346.79x = 61,967.90 × 20,281.86
  4. Step 4: Simplify right side
    41,346.79x = 1,256,824,323.00
  5. Step 5: Solve for x
    x = 1,256,824,323.00/41,346.79
  6. Step 6: Final answer
    x = 30,397.15

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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.