Home / 40,035.10-55,242.52-22,807.62

Finding the Fourth Proportional to 40,035.10, 55,242.52 and 22,807.62

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Solution

The fourth proportional to 40,035.10, 55,242.52 and 22,807.62 is: 31,471.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,035.10 : 55,242.52 = 22,807.62 : x
  2. Step 2: Convert to fraction form
    40,035.10/55,242.52 = 22,807.62/x
  3. Step 3: Cross multiply
    40,035.10x = 55,242.52 × 22,807.62
  4. Step 4: Simplify right side
    40,035.10x = 1,259,950,404.00
  5. Step 5: Solve for x
    x = 1,259,950,404.00/40,035.10
  6. Step 6: Final answer
    x = 31,471.14

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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.