Home / 31,008.26-42,772.24-27,038.86

Finding the Fourth Proportional to 31,008.26, 42,772.24 and 27,038.86

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Solution

The fourth proportional to 31,008.26, 42,772.24 and 27,038.86 is: 37,296.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008.26 : 42,772.24 = 27,038.86 : x
  2. Step 2: Convert to fraction form
    31,008.26/42,772.24 = 27,038.86/x
  3. Step 3: Cross multiply
    31,008.26x = 42,772.24 × 27,038.86
  4. Step 4: Simplify right side
    31,008.26x = 1,156,512,609.25
  5. Step 5: Solve for x
    x = 1,156,512,609.25/31,008.26
  6. Step 6: Final answer
    x = 37,296.92

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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.