Home / 14,891.04-20,543.76-10,413.36

Finding the Fourth Proportional to 14,891.04, 20,543.76 and 10,413.36

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Solution

The fourth proportional to 14,891.04, 20,543.76 and 10,413.36 is: 14,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,891.04 : 20,543.76 = 10,413.36 : x
  2. Step 2: Convert to fraction form
    14,891.04/20,543.76 = 10,413.36/x
  3. Step 3: Cross multiply
    14,891.04x = 20,543.76 × 10,413.36
  4. Step 4: Simplify right side
    14,891.04x = 213,929,568.63
  5. Step 5: Solve for x
    x = 213,929,568.63/14,891.04
  6. Step 6: Final answer
    x = 14,366.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.