Home / 42,816.06-64,162.13-29,475.36

Finding the Fourth Proportional to 42,816.06, 64,162.13 and 29,475.36

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Solution

The fourth proportional to 42,816.06, 64,162.13 and 29,475.36 is: 44,170.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,816.06 : 64,162.13 = 29,475.36 : x
  2. Step 2: Convert to fraction form
    42,816.06/64,162.13 = 29,475.36/x
  3. Step 3: Cross multiply
    42,816.06x = 64,162.13 × 29,475.36
  4. Step 4: Simplify right side
    42,816.06x = 1,891,201,732.74
  5. Step 5: Solve for x
    x = 1,891,201,732.74/42,816.06
  6. Step 6: Final answer
    x = 44,170.38

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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.