Home / 31,726.76-47,310.03-31,442.04

Finding the Fourth Proportional to 31,726.76, 47,310.03 and 31,442.04

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Solution

The fourth proportional to 31,726.76, 47,310.03 and 31,442.04 is: 46,885.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,726.76 : 47,310.03 = 31,442.04 : x
  2. Step 2: Convert to fraction form
    31,726.76/47,310.03 = 31,442.04/x
  3. Step 3: Cross multiply
    31,726.76x = 47,310.03 × 31,442.04
  4. Step 4: Simplify right side
    31,726.76x = 1,487,523,855.66
  5. Step 5: Solve for x
    x = 1,487,523,855.66/31,726.76
  6. Step 6: Final answer
    x = 46,885.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.