Home / 40,521.65-55,919.77-22,616.46

Finding the Fourth Proportional to 40,521.65, 55,919.77 and 22,616.46

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Solution

The fourth proportional to 40,521.65, 55,919.77 and 22,616.46 is: 31,210.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,521.65 : 55,919.77 = 22,616.46 : x
  2. Step 2: Convert to fraction form
    40,521.65/55,919.77 = 22,616.46/x
  3. Step 3: Cross multiply
    40,521.65x = 55,919.77 × 22,616.46
  4. Step 4: Simplify right side
    40,521.65x = 1,264,707,184.87
  5. Step 5: Solve for x
    x = 1,264,707,184.87/40,521.65
  6. Step 6: Final answer
    x = 31,210.66

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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.