Home / 48,032.52-72,047.86-21,718.88

Finding the Fourth Proportional to 48,032.52, 72,047.86 and 21,718.88

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Solution

The fourth proportional to 48,032.52, 72,047.86 and 21,718.88 is: 32,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,032.52 : 72,047.86 = 21,718.88 : x
  2. Step 2: Convert to fraction form
    48,032.52/72,047.86 = 21,718.88/x
  3. Step 3: Cross multiply
    48,032.52x = 72,047.86 × 21,718.88
  4. Step 4: Simplify right side
    48,032.52x = 1,564,798,825.60
  5. Step 5: Solve for x
    x = 1,564,798,825.60/48,032.52
  6. Step 6: Final answer
    x = 32,577.90

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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.