Home / 15,413.45-23,120.12-3,726.68

Finding the Fourth Proportional to 15,413.45, 23,120.12 and 3,726.68

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Solution

The fourth proportional to 15,413.45, 23,120.12 and 3,726.68 is: 5,590.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.45 : 23,120.12 = 3,726.68 : x
  2. Step 2: Convert to fraction form
    15,413.45/23,120.12 = 3,726.68/x
  3. Step 3: Cross multiply
    15,413.45x = 23,120.12 × 3,726.68
  4. Step 4: Simplify right side
    15,413.45x = 86,161,154.57
  5. Step 5: Solve for x
    x = 86,161,154.57/15,413.45
  6. Step 6: Final answer
    x = 5,590.00

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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.