Home / 42,289.96-58,387.04-26,397.76

Finding the Fourth Proportional to 42,289.96, 58,387.04 and 26,397.76

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Solution

The fourth proportional to 42,289.96, 58,387.04 and 26,397.76 is: 36,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,289.96 : 58,387.04 = 26,397.76 : x
  2. Step 2: Convert to fraction form
    42,289.96/58,387.04 = 26,397.76/x
  3. Step 3: Cross multiply
    42,289.96x = 58,387.04 × 26,397.76
  4. Step 4: Simplify right side
    42,289.96x = 1,541,287,069.03
  5. Step 5: Solve for x
    x = 1,541,287,069.03/42,289.96
  6. Step 6: Final answer
    x = 36,445.70

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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.