Home / 40,645.56-56,092.08-22,740.16

Finding the Fourth Proportional to 40,645.56, 56,092.08 and 22,740.16

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Solution

The fourth proportional to 40,645.56, 56,092.08 and 22,740.16 is: 31,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,645.56 : 56,092.08 = 22,740.16 : x
  2. Step 2: Convert to fraction form
    40,645.56/56,092.08 = 22,740.16/x
  3. Step 3: Cross multiply
    40,645.56x = 56,092.08 × 22,740.16
  4. Step 4: Simplify right side
    40,645.56x = 1,275,542,873.93
  5. Step 5: Solve for x
    x = 1,275,542,873.93/40,645.56
  6. Step 6: Final answer
    x = 31,382.10

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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.