Home / 40,645.17-56,091.62-22,740.31

Finding the Fourth Proportional to 40,645.17, 56,091.62 and 22,740.31

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Solution

The fourth proportional to 40,645.17, 56,091.62 and 22,740.31 is: 31,382.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,645.17 : 56,091.62 = 22,740.31 : x
  2. Step 2: Convert to fraction form
    40,645.17/56,091.62 = 22,740.31/x
  3. Step 3: Cross multiply
    40,645.17x = 56,091.62 × 22,740.31
  4. Step 4: Simplify right side
    40,645.17x = 1,275,540,827.20
  5. Step 5: Solve for x
    x = 1,275,540,827.20/40,645.17
  6. Step 6: Final answer
    x = 31,382.35

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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.