Home / 48,100.18-72,150.26-13,038.92

Finding the Fourth Proportional to 48,100.18, 72,150.26 and 13,038.92

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Solution

The fourth proportional to 48,100.18, 72,150.26 and 13,038.92 is: 19,558.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,100.18 : 72,150.26 = 13,038.92 : x
  2. Step 2: Convert to fraction form
    48,100.18/72,150.26 = 13,038.92/x
  3. Step 3: Cross multiply
    48,100.18x = 72,150.26 × 13,038.92
  4. Step 4: Simplify right side
    48,100.18x = 940,761,468.12
  5. Step 5: Solve for x
    x = 940,761,468.12/48,100.18
  6. Step 6: Final answer
    x = 19,558.38

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Double scale
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Similar ratio
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1.5x scale

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.