Home / 11,422.04-17,091.54-9,429.14

Finding the Fourth Proportional to 11,422.04, 17,091.54 and 9,429.14

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Solution

The fourth proportional to 11,422.04, 17,091.54 and 9,429.14 is: 14,109.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,422.04 : 17,091.54 = 9,429.14 : x
  2. Step 2: Convert to fraction form
    11,422.04/17,091.54 = 9,429.14/x
  3. Step 3: Cross multiply
    11,422.04x = 17,091.54 × 9,429.14
  4. Step 4: Simplify right side
    11,422.04x = 161,158,502.11
  5. Step 5: Solve for x
    x = 161,158,502.11/11,422.04
  6. Step 6: Final answer
    x = 14,109.43

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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.