Home / 15,219.18-22,817.03-9,660.96

Finding the Fourth Proportional to 15,219.18, 22,817.03 and 9,660.96

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Solution

The fourth proportional to 15,219.18, 22,817.03 and 9,660.96 is: 14,483.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,219.18 : 22,817.03 = 9,660.96 : x
  2. Step 2: Convert to fraction form
    15,219.18/22,817.03 = 9,660.96/x
  3. Step 3: Cross multiply
    15,219.18x = 22,817.03 × 9,660.96
  4. Step 4: Simplify right side
    15,219.18x = 220,434,365.84
  5. Step 5: Solve for x
    x = 220,434,365.84/15,219.18
  6. Step 6: Final answer
    x = 14,483.98

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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.