Home / 40,521.57-55,919.84-22,616.57

Finding the Fourth Proportional to 40,521.57, 55,919.84 and 22,616.57

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Solution

The fourth proportional to 40,521.57, 55,919.84 and 22,616.57 is: 31,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,521.57 : 55,919.84 = 22,616.57 : x
  2. Step 2: Convert to fraction form
    40,521.57/55,919.84 = 22,616.57/x
  3. Step 3: Cross multiply
    40,521.57x = 55,919.84 × 22,616.57
  4. Step 4: Simplify right side
    40,521.57x = 1,264,715,002.47
  5. Step 5: Solve for x
    x = 1,264,715,002.47/40,521.57
  6. Step 6: Final answer
    x = 31,210.91

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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.