Home / 42,773.41-64,160.15-11,608.66

Finding the Fourth Proportional to 42,773.41, 64,160.15 and 11,608.66

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Solution

The fourth proportional to 42,773.41, 64,160.15 and 11,608.66 is: 17,413.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,773.41 : 64,160.15 = 11,608.66 : x
  2. Step 2: Convert to fraction form
    42,773.41/64,160.15 = 11,608.66/x
  3. Step 3: Cross multiply
    42,773.41x = 64,160.15 × 11,608.66
  4. Step 4: Simplify right side
    42,773.41x = 744,813,366.90
  5. Step 5: Solve for x
    x = 744,813,366.90/42,773.41
  6. Step 6: Final answer
    x = 17,413.00

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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.