Home / 47,616.60-71,430.24-19,535.52

Finding the Fourth Proportional to 47,616.60, 71,430.24 and 19,535.52

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Solution

The fourth proportional to 47,616.60, 71,430.24 and 19,535.52 is: 29,305.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,616.60 : 71,430.24 = 19,535.52 : x
  2. Step 2: Convert to fraction form
    47,616.60/71,430.24 = 19,535.52/x
  3. Step 3: Cross multiply
    47,616.60x = 71,430.24 × 19,535.52
  4. Step 4: Simplify right side
    47,616.60x = 1,395,426,882.12
  5. Step 5: Solve for x
    x = 1,395,426,882.12/47,616.60
  6. Step 6: Final answer
    x = 29,305.47

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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.