Home / 15,413.40-23,106.06-5,550.44

Finding the Fourth Proportional to 15,413.40, 23,106.06 and 5,550.44

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Solution

The fourth proportional to 15,413.40, 23,106.06 and 5,550.44 is: 8,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.40 : 23,106.06 = 5,550.44 : x
  2. Step 2: Convert to fraction form
    15,413.40/23,106.06 = 5,550.44/x
  3. Step 3: Cross multiply
    15,413.40x = 23,106.06 × 5,550.44
  4. Step 4: Simplify right side
    15,413.40x = 128,248,684.14
  5. Step 5: Solve for x
    x = 128,248,684.14/15,413.40
  6. Step 6: Final answer
    x = 8,320.60

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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.