Home / 15,008.46-22,516.96-8,440.18

Finding the Fourth Proportional to 15,008.46, 22,516.96 and 8,440.18

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Solution

The fourth proportional to 15,008.46, 22,516.96 and 8,440.18 is: 12,662.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,008.46 : 22,516.96 = 8,440.18 : x
  2. Step 2: Convert to fraction form
    15,008.46/22,516.96 = 8,440.18/x
  3. Step 3: Cross multiply
    15,008.46x = 22,516.96 × 8,440.18
  4. Step 4: Simplify right side
    15,008.46x = 190,047,195.45
  5. Step 5: Solve for x
    x = 190,047,195.45/15,008.46
  6. Step 6: Final answer
    x = 12,662.67

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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.