Home / 48,299.60-66,650.64-28,159.76

Finding the Fourth Proportional to 48,299.60, 66,650.64 and 28,159.76

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Solution

The fourth proportional to 48,299.60, 66,650.64 and 28,159.76 is: 38,858.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,299.60 : 66,650.64 = 28,159.76 : x
  2. Step 2: Convert to fraction form
    48,299.60/66,650.64 = 28,159.76/x
  3. Step 3: Cross multiply
    48,299.60x = 66,650.64 × 28,159.76
  4. Step 4: Simplify right side
    48,299.60x = 1,876,866,026.25
  5. Step 5: Solve for x
    x = 1,876,866,026.25/48,299.60
  6. Step 6: Final answer
    x = 38,858.83

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1.5x scale

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.