Home / 40,234.32-55,521.72-22,330.08

Finding the Fourth Proportional to 40,234.32, 55,521.72 and 22,330.08

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Solution

The fourth proportional to 40,234.32, 55,521.72 and 22,330.08 is: 30,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234.32 : 55,521.72 = 22,330.08 : x
  2. Step 2: Convert to fraction form
    40,234.32/55,521.72 = 22,330.08/x
  3. Step 3: Cross multiply
    40,234.32x = 55,521.72 × 22,330.08
  4. Step 4: Simplify right side
    40,234.32x = 1,239,804,449.34
  5. Step 5: Solve for x
    x = 1,239,804,449.34/40,234.32
  6. Step 6: Final answer
    x = 30,814.60

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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.