Home / 10,014.43-15,036.93-8,474.62

Finding the Fourth Proportional to 10,014.43, 15,036.93 and 8,474.62

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Solution

The fourth proportional to 10,014.43, 15,036.93 and 8,474.62 is: 12,724.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.43 : 15,036.93 = 8,474.62 : x
  2. Step 2: Convert to fraction form
    10,014.43/15,036.93 = 8,474.62/x
  3. Step 3: Cross multiply
    10,014.43x = 15,036.93 × 8,474.62
  4. Step 4: Simplify right side
    10,014.43x = 127,432,230.12
  5. Step 5: Solve for x
    x = 127,432,230.12/10,014.43
  6. Step 6: Final answer
    x = 12,724.86

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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.