Home / 40,116.98-55,357.08-22,209.14

Finding the Fourth Proportional to 40,116.98, 55,357.08 and 22,209.14

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Solution

The fourth proportional to 40,116.98, 55,357.08 and 22,209.14 is: 30,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,116.98 : 55,357.08 = 22,209.14 : x
  2. Step 2: Convert to fraction form
    40,116.98/55,357.08 = 22,209.14/x
  3. Step 3: Cross multiply
    40,116.98x = 55,357.08 × 22,209.14
  4. Step 4: Simplify right side
    40,116.98x = 1,229,433,139.71
  5. Step 5: Solve for x
    x = 1,229,433,139.71/40,116.98
  6. Step 6: Final answer
    x = 30,646.20

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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.