Home / 40,827.28-56,339.76-22,679.15

Finding the Fourth Proportional to 40,827.28, 56,339.76 and 22,679.15

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Solution

The fourth proportional to 40,827.28, 56,339.76 and 22,679.15 is: 31,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,827.28 : 56,339.76 = 22,679.15 : x
  2. Step 2: Convert to fraction form
    40,827.28/56,339.76 = 22,679.15/x
  3. Step 3: Cross multiply
    40,827.28x = 56,339.76 × 22,679.15
  4. Step 4: Simplify right side
    40,827.28x = 1,277,738,008.85
  5. Step 5: Solve for x
    x = 1,277,738,008.85/40,827.28
  6. Step 6: Final answer
    x = 31,296.18

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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.