Home / 40,330.30-55,655.50-22,425.16

Finding the Fourth Proportional to 40,330.30, 55,655.50 and 22,425.16

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Solution

The fourth proportional to 40,330.30, 55,655.50 and 22,425.16 is: 30,946.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,330.30 : 55,655.50 = 22,425.16 : x
  2. Step 2: Convert to fraction form
    40,330.30/55,655.50 = 22,425.16/x
  3. Step 3: Cross multiply
    40,330.30x = 55,655.50 × 22,425.16
  4. Step 4: Simplify right side
    40,330.30x = 1,248,083,492.38
  5. Step 5: Solve for x
    x = 1,248,083,492.38/40,330.30
  6. Step 6: Final answer
    x = 30,946.55

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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.