Home / 42,912.19-64,233.42-29,724.58

Finding the Fourth Proportional to 42,912.19, 64,233.42 and 29,724.58

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Solution

The fourth proportional to 42,912.19, 64,233.42 and 29,724.58 is: 44,493.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,912.19 : 64,233.42 = 29,724.58 : x
  2. Step 2: Convert to fraction form
    42,912.19/64,233.42 = 29,724.58/x
  3. Step 3: Cross multiply
    42,912.19x = 64,233.42 × 29,724.58
  4. Step 4: Simplify right side
    42,912.19x = 1,909,311,431.46
  5. Step 5: Solve for x
    x = 1,909,311,431.46/42,912.19
  6. Step 6: Final answer
    x = 44,493.45

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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.