Home / 40,549.10-55,952.21-22,641.81

Finding the Fourth Proportional to 40,549.10, 55,952.21 and 22,641.81

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Solution

The fourth proportional to 40,549.10, 55,952.21 and 22,641.81 is: 31,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,549.10 : 55,952.21 = 22,641.81 : x
  2. Step 2: Convert to fraction form
    40,549.10/55,952.21 = 22,641.81/x
  3. Step 3: Cross multiply
    40,549.10x = 55,952.21 × 22,641.81
  4. Step 4: Simplify right side
    40,549.10x = 1,266,859,194.69
  5. Step 5: Solve for x
    x = 1,266,859,194.69/40,549.10
  6. Step 6: Final answer
    x = 31,242.60

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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.