Home / 22,306.20-33,459.30-9,985.56

Finding the Fourth Proportional to 22,306.20, 33,459.30 and 9,985.56

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Solution

The fourth proportional to 22,306.20, 33,459.30 and 9,985.56 is: 14,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,306.20 : 33,459.30 = 9,985.56 : x
  2. Step 2: Convert to fraction form
    22,306.20/33,459.30 = 9,985.56/x
  3. Step 3: Cross multiply
    22,306.20x = 33,459.30 × 9,985.56
  4. Step 4: Simplify right side
    22,306.20x = 334,109,847.71
  5. Step 5: Solve for x
    x = 334,109,847.71/22,306.20
  6. Step 6: Final answer
    x = 14,978.34

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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.