Home / 40,116.65-55,362.70-22,211.65

Finding the Fourth Proportional to 40,116.65, 55,362.70 and 22,211.65

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Solution

The fourth proportional to 40,116.65, 55,362.70 and 22,211.65 is: 30,653.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,116.65 : 55,362.70 = 22,211.65 : x
  2. Step 2: Convert to fraction form
    40,116.65/55,362.70 = 22,211.65/x
  3. Step 3: Cross multiply
    40,116.65x = 55,362.70 × 22,211.65
  4. Step 4: Simplify right side
    40,116.65x = 1,229,697,012.42
  5. Step 5: Solve for x
    x = 1,229,697,012.42/40,116.65
  6. Step 6: Final answer
    x = 30,653.04

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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.