Home / 21,444.85-32,186.85-10,922.14

Finding the Fourth Proportional to 21,444.85, 32,186.85 and 10,922.14

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Solution

The fourth proportional to 21,444.85, 32,186.85 and 10,922.14 is: 16,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.85 : 32,186.85 = 10,922.14 : x
  2. Step 2: Convert to fraction form
    21,444.85/32,186.85 = 10,922.14/x
  3. Step 3: Cross multiply
    21,444.85x = 32,186.85 × 10,922.14
  4. Step 4: Simplify right side
    21,444.85x = 351,549,281.86
  5. Step 5: Solve for x
    x = 351,549,281.86/21,444.85
  6. Step 6: Final answer
    x = 16,393.18

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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.