Home / 15,413.33-23,101.52-7,909.18

Finding the Fourth Proportional to 15,413.33, 23,101.52 and 7,909.18

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Solution

The fourth proportional to 15,413.33, 23,101.52 and 7,909.18 is: 11,854.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.33 : 23,101.52 = 7,909.18 : x
  2. Step 2: Convert to fraction form
    15,413.33/23,101.52 = 7,909.18/x
  3. Step 3: Cross multiply
    15,413.33x = 23,101.52 × 7,909.18
  4. Step 4: Simplify right side
    15,413.33x = 182,714,079.95
  5. Step 5: Solve for x
    x = 182,714,079.95/15,413.33
  6. Step 6: Final answer
    x = 11,854.29

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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.