Home / 52,264.20-72,124.46-28,390.88

Finding the Fourth Proportional to 52,264.20, 72,124.46 and 28,390.88

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Solution

The fourth proportional to 52,264.20, 72,124.46 and 28,390.88 is: 39,179.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,264.20 : 72,124.46 = 28,390.88 : x
  2. Step 2: Convert to fraction form
    52,264.20/72,124.46 = 28,390.88/x
  3. Step 3: Cross multiply
    52,264.20x = 72,124.46 × 28,390.88
  4. Step 4: Simplify right side
    52,264.20x = 2,047,676,888.92
  5. Step 5: Solve for x
    x = 2,047,676,888.92/52,264.20
  6. Step 6: Final answer
    x = 39,179.34

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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.