Home / 42,932.16-64,416.60-22,170.24

Finding the Fourth Proportional to 42,932.16, 64,416.60 and 22,170.24

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Solution

The fourth proportional to 42,932.16, 64,416.60 and 22,170.24 is: 33,264.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,932.16 : 64,416.60 = 22,170.24 : x
  2. Step 2: Convert to fraction form
    42,932.16/64,416.60 = 22,170.24/x
  3. Step 3: Cross multiply
    42,932.16x = 64,416.60 × 22,170.24
  4. Step 4: Simplify right side
    42,932.16x = 1,428,131,481.98
  5. Step 5: Solve for x
    x = 1,428,131,481.98/42,932.16
  6. Step 6: Final answer
    x = 33,264.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.