Home / 10,234.19-15,341.69-9,321.18

Finding the Fourth Proportional to 10,234.19, 15,341.69 and 9,321.18

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Solution

The fourth proportional to 10,234.19, 15,341.69 and 9,321.18 is: 13,973.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.19 : 15,341.69 = 9,321.18 : x
  2. Step 2: Convert to fraction form
    10,234.19/15,341.69 = 9,321.18/x
  3. Step 3: Cross multiply
    10,234.19x = 15,341.69 × 9,321.18
  4. Step 4: Simplify right side
    10,234.19x = 143,002,677.30
  5. Step 5: Solve for x
    x = 143,002,677.30/10,234.19
  6. Step 6: Final answer
    x = 13,973.04

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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.