Home / 22,154.46-30,555.86-14,197.42

Finding the Fourth Proportional to 22,154.46, 30,555.86 and 14,197.42

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Solution

The fourth proportional to 22,154.46, 30,555.86 and 14,197.42 is: 19,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,154.46 : 30,555.86 = 14,197.42 : x
  2. Step 2: Convert to fraction form
    22,154.46/30,555.86 = 14,197.42/x
  3. Step 3: Cross multiply
    22,154.46x = 30,555.86 × 14,197.42
  4. Step 4: Simplify right side
    22,154.46x = 433,814,413.37
  5. Step 5: Solve for x
    x = 433,814,413.37/22,154.46
  6. Step 6: Final answer
    x = 19,581.36

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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.