Home / 40,153.20-55,410.66-22,248.15

Finding the Fourth Proportional to 40,153.20, 55,410.66 and 22,248.15

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Solution

The fourth proportional to 40,153.20, 55,410.66 and 22,248.15 is: 30,702.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,153.20 : 55,410.66 = 22,248.15 : x
  2. Step 2: Convert to fraction form
    40,153.20/55,410.66 = 22,248.15/x
  3. Step 3: Cross multiply
    40,153.20x = 55,410.66 × 22,248.15
  4. Step 4: Simplify right side
    40,153.20x = 1,232,784,675.28
  5. Step 5: Solve for x
    x = 1,232,784,675.28/40,153.20
  6. Step 6: Final answer
    x = 30,702.03

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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.