Home / 28,242.92-42,364.45-11,591.26

Finding the Fourth Proportional to 28,242.92, 42,364.45 and 11,591.26

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Solution

The fourth proportional to 28,242.92, 42,364.45 and 11,591.26 is: 17,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,242.92 : 42,364.45 = 11,591.26 : x
  2. Step 2: Convert to fraction form
    28,242.92/42,364.45 = 11,591.26/x
  3. Step 3: Cross multiply
    28,242.92x = 42,364.45 × 11,591.26
  4. Step 4: Simplify right side
    28,242.92x = 491,057,354.71
  5. Step 5: Solve for x
    x = 491,057,354.71/28,242.92
  6. Step 6: Final answer
    x = 17,386.92

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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.