Home / 43,560.52-65,349.28-13,976.08

Finding the Fourth Proportional to 43,560.52, 65,349.28 and 13,976.08

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Solution

The fourth proportional to 43,560.52, 65,349.28 and 13,976.08 is: 20,966.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,560.52 : 65,349.28 = 13,976.08 : x
  2. Step 2: Convert to fraction form
    43,560.52/65,349.28 = 13,976.08/x
  3. Step 3: Cross multiply
    43,560.52x = 65,349.28 × 13,976.08
  4. Step 4: Simplify right side
    43,560.52x = 913,326,619.32
  5. Step 5: Solve for x
    x = 913,326,619.32/43,560.52
  6. Step 6: Final answer
    x = 20,966.85

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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.