Home / 40,451.15-55,822.85-22,547.30

Finding the Fourth Proportional to 40,451.15, 55,822.85 and 22,547.30

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Solution

The fourth proportional to 40,451.15, 55,822.85 and 22,547.30 is: 31,115.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451.15 : 55,822.85 = 22,547.30 : x
  2. Step 2: Convert to fraction form
    40,451.15/55,822.85 = 22,547.30/x
  3. Step 3: Cross multiply
    40,451.15x = 55,822.85 × 22,547.30
  4. Step 4: Simplify right side
    40,451.15x = 1,258,654,153.95
  5. Step 5: Solve for x
    x = 1,258,654,153.95/40,451.15
  6. Step 6: Final answer
    x = 31,115.41

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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.