Home / 40,610.72-56,038.20-22,705.13

Finding the Fourth Proportional to 40,610.72, 56,038.20 and 22,705.13

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Solution

The fourth proportional to 40,610.72, 56,038.20 and 22,705.13 is: 31,330.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,610.72 : 56,038.20 = 22,705.13 : x
  2. Step 2: Convert to fraction form
    40,610.72/56,038.20 = 22,705.13/x
  3. Step 3: Cross multiply
    40,610.72x = 56,038.20 × 22,705.13
  4. Step 4: Simplify right side
    40,610.72x = 1,272,354,335.78
  5. Step 5: Solve for x
    x = 1,272,354,335.78/40,610.72
  6. Step 6: Final answer
    x = 31,330.51

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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.