Home / 28,841.52-43,276.12-13,057.68

Finding the Fourth Proportional to 28,841.52, 43,276.12 and 13,057.68

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Solution

The fourth proportional to 28,841.52, 43,276.12 and 13,057.68 is: 19,592.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,841.52 : 43,276.12 = 13,057.68 : x
  2. Step 2: Convert to fraction form
    28,841.52/43,276.12 = 13,057.68/x
  3. Step 3: Cross multiply
    28,841.52x = 43,276.12 × 13,057.68
  4. Step 4: Simplify right side
    28,841.52x = 565,085,726.60
  5. Step 5: Solve for x
    x = 565,085,726.60/28,841.52
  6. Step 6: Final answer
    x = 19,592.79

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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.