Home / 43,987.14-60,645.15-28,043.91

Finding the Fourth Proportional to 43,987.14, 60,645.15 and 28,043.91

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Solution

The fourth proportional to 43,987.14, 60,645.15 and 28,043.91 is: 38,664.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,987.14 : 60,645.15 = 28,043.91 : x
  2. Step 2: Convert to fraction form
    43,987.14/60,645.15 = 28,043.91/x
  3. Step 3: Cross multiply
    43,987.14x = 60,645.15 × 28,043.91
  4. Step 4: Simplify right side
    43,987.14x = 1,700,727,128.54
  5. Step 5: Solve for x
    x = 1,700,727,128.54/43,987.14
  6. Step 6: Final answer
    x = 38,664.19

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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.