Home / 40,638.93-56,079.12-22,730.85

Finding the Fourth Proportional to 40,638.93, 56,079.12 and 22,730.85

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Solution

The fourth proportional to 40,638.93, 56,079.12 and 22,730.85 is: 31,367.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,638.93 : 56,079.12 = 22,730.85 : x
  2. Step 2: Convert to fraction form
    40,638.93/56,079.12 = 22,730.85/x
  3. Step 3: Cross multiply
    40,638.93x = 56,079.12 × 22,730.85
  4. Step 4: Simplify right side
    40,638.93x = 1,274,726,064.85
  5. Step 5: Solve for x
    x = 1,274,726,064.85/40,638.93
  6. Step 6: Final answer
    x = 31,367.12

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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.