Home / 15,084.72-22,622.28-6,318

Finding the Fourth Proportional to 15,084.72, 22,622.28 and 6,318

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Solution

The fourth proportional to 15,084.72, 22,622.28 and 6,318 is: 9,474.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,084.72 : 22,622.28 = 6,318 : x
  2. Step 2: Convert to fraction form
    15,084.72/22,622.28 = 6,318/x
  3. Step 3: Cross multiply
    15,084.72x = 22,622.28 × 6,318
  4. Step 4: Simplify right side
    15,084.72x = 142,927,565.04
  5. Step 5: Solve for x
    x = 142,927,565.04/15,084.72
  6. Step 6: Final answer
    x = 9,474.99

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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.