Home / 43,149.97-64,740.54-15,074.17

Finding the Fourth Proportional to 43,149.97, 64,740.54 and 15,074.17

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Solution

The fourth proportional to 43,149.97, 64,740.54 and 15,074.17 is: 22,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,149.97 : 64,740.54 = 15,074.17 : x
  2. Step 2: Convert to fraction form
    43,149.97/64,740.54 = 15,074.17/x
  3. Step 3: Cross multiply
    43,149.97x = 64,740.54 × 15,074.17
  4. Step 4: Simplify right side
    43,149.97x = 975,909,905.85
  5. Step 5: Solve for x
    x = 975,909,905.85/43,149.97
  6. Step 6: Final answer
    x = 22,616.70

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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.