Home / 42,471.06-63,435.01-38,462.48

Finding the Fourth Proportional to 42,471.06, 63,435.01 and 38,462.48

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Solution

The fourth proportional to 42,471.06, 63,435.01 and 38,462.48 is: 57,447.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,471.06 : 63,435.01 = 38,462.48 : x
  2. Step 2: Convert to fraction form
    42,471.06/63,435.01 = 38,462.48/x
  3. Step 3: Cross multiply
    42,471.06x = 63,435.01 × 38,462.48
  4. Step 4: Simplify right side
    42,471.06x = 2,439,867,390.09
  5. Step 5: Solve for x
    x = 2,439,867,390.09/42,471.06
  6. Step 6: Final answer
    x = 57,447.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.