Home / 42,295.46-63,740.45-38,083.86

Finding the Fourth Proportional to 42,295.46, 63,740.45 and 38,083.86

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Solution

The fourth proportional to 42,295.46, 63,740.45 and 38,083.86 is: 57,393.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,295.46 : 63,740.45 = 38,083.86 : x
  2. Step 2: Convert to fraction form
    42,295.46/63,740.45 = 38,083.86/x
  3. Step 3: Cross multiply
    42,295.46x = 63,740.45 × 38,083.86
  4. Step 4: Simplify right side
    42,295.46x = 2,427,482,183.72
  5. Step 5: Solve for x
    x = 2,427,482,183.72/42,295.46
  6. Step 6: Final answer
    x = 57,393.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.