Home / 32,281.38-48,610.85-28,170.63

Finding the Fourth Proportional to 32,281.38, 48,610.85 and 28,170.63

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Solution

The fourth proportional to 32,281.38, 48,610.85 and 28,170.63 is: 42,420.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,281.38 : 48,610.85 = 28,170.63 : x
  2. Step 2: Convert to fraction form
    32,281.38/48,610.85 = 28,170.63/x
  3. Step 3: Cross multiply
    32,281.38x = 48,610.85 × 28,170.63
  4. Step 4: Simplify right side
    32,281.38x = 1,369,398,128.48
  5. Step 5: Solve for x
    x = 1,369,398,128.48/32,281.38
  6. Step 6: Final answer
    x = 42,420.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.