Home / 40,518.27-55,915.11-22,613.09

Finding the Fourth Proportional to 40,518.27, 55,915.11 and 22,613.09

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Solution

The fourth proportional to 40,518.27, 55,915.11 and 22,613.09 is: 31,206.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,518.27 : 55,915.11 = 22,613.09 : x
  2. Step 2: Convert to fraction form
    40,518.27/55,915.11 = 22,613.09/x
  3. Step 3: Cross multiply
    40,518.27x = 55,915.11 × 22,613.09
  4. Step 4: Simplify right side
    40,518.27x = 1,264,413,135.21
  5. Step 5: Solve for x
    x = 1,264,413,135.21/40,518.27
  6. Step 6: Final answer
    x = 31,206.00

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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.