Home / 40,363.92-55,702.48-22,459.68

Finding the Fourth Proportional to 40,363.92, 55,702.48 and 22,459.68

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Solution

The fourth proportional to 40,363.92, 55,702.48 and 22,459.68 is: 30,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,363.92 : 55,702.48 = 22,459.68 : x
  2. Step 2: Convert to fraction form
    40,363.92/55,702.48 = 22,459.68/x
  3. Step 3: Cross multiply
    40,363.92x = 55,702.48 × 22,459.68
  4. Step 4: Simplify right side
    40,363.92x = 1,251,059,876.01
  5. Step 5: Solve for x
    x = 1,251,059,876.01/40,363.92
  6. Step 6: Final answer
    x = 30,994.51

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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.