Home / 28,053.93-42,086.66-11,413.92

Finding the Fourth Proportional to 28,053.93, 42,086.66 and 11,413.92

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Solution

The fourth proportional to 28,053.93, 42,086.66 and 11,413.92 is: 17,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,053.93 : 42,086.66 = 11,413.92 : x
  2. Step 2: Convert to fraction form
    28,053.93/42,086.66 = 11,413.92/x
  3. Step 3: Cross multiply
    28,053.93x = 42,086.66 × 11,413.92
  4. Step 4: Simplify right side
    28,053.93x = 480,373,713.24
  5. Step 5: Solve for x
    x = 480,373,713.24/28,053.93
  6. Step 6: Final answer
    x = 17,123.22

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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.