Home / 47,853.25-71,779.91-21,527.24

Finding the Fourth Proportional to 47,853.25, 71,779.91 and 21,527.24

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Solution

The fourth proportional to 47,853.25, 71,779.91 and 21,527.24 is: 32,290.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,853.25 : 71,779.91 = 21,527.24 : x
  2. Step 2: Convert to fraction form
    47,853.25/71,779.91 = 21,527.24/x
  3. Step 3: Cross multiply
    47,853.25x = 71,779.91 × 21,527.24
  4. Step 4: Simplify right side
    47,853.25x = 1,545,223,349.75
  5. Step 5: Solve for x
    x = 1,545,223,349.75/47,853.25
  6. Step 6: Final answer
    x = 32,290.88

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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.