Home / 52,468.60-72,407.46-28,595.20

Finding the Fourth Proportional to 52,468.60, 72,407.46 and 28,595.20

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Solution

The fourth proportional to 52,468.60, 72,407.46 and 28,595.20 is: 39,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,468.60 : 72,407.46 = 28,595.20 : x
  2. Step 2: Convert to fraction form
    52,468.60/72,407.46 = 28,595.20/x
  3. Step 3: Cross multiply
    52,468.60x = 72,407.46 × 28,595.20
  4. Step 4: Simplify right side
    52,468.60x = 2,070,505,800.19
  5. Step 5: Solve for x
    x = 2,070,505,800.19/52,468.60
  6. Step 6: Final answer
    x = 39,461.81

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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.