Home / 47,523.14-65,577.49-28,399.12

Finding the Fourth Proportional to 47,523.14, 65,577.49 and 28,399.12

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Solution

The fourth proportional to 47,523.14, 65,577.49 and 28,399.12 is: 39,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,523.14 : 65,577.49 = 28,399.12 : x
  2. Step 2: Convert to fraction form
    47,523.14/65,577.49 = 28,399.12/x
  3. Step 3: Cross multiply
    47,523.14x = 65,577.49 × 28,399.12
  4. Step 4: Simplify right side
    47,523.14x = 1,862,342,867.10
  5. Step 5: Solve for x
    x = 1,862,342,867.10/47,523.14
  6. Step 6: Final answer
    x = 39,188.13

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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.