Home / 40,590.11-56,014.17-22,685.10

Finding the Fourth Proportional to 40,590.11, 56,014.17 and 22,685.10

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Solution

The fourth proportional to 40,590.11, 56,014.17 and 22,685.10 is: 31,305.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,590.11 : 56,014.17 = 22,685.10 : x
  2. Step 2: Convert to fraction form
    40,590.11/56,014.17 = 22,685.10/x
  3. Step 3: Cross multiply
    40,590.11x = 56,014.17 × 22,685.10
  4. Step 4: Simplify right side
    40,590.11x = 1,270,687,047.87
  5. Step 5: Solve for x
    x = 1,270,687,047.87/40,590.11
  6. Step 6: Final answer
    x = 31,305.34

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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.