Home / 10,066.04-15,067.68-9,009.66

Finding the Fourth Proportional to 10,066.04, 15,067.68 and 9,009.66

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Solution

The fourth proportional to 10,066.04, 15,067.68 and 9,009.66 is: 13,486.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.04 : 15,067.68 = 9,009.66 : x
  2. Step 2: Convert to fraction form
    10,066.04/15,067.68 = 9,009.66/x
  3. Step 3: Cross multiply
    10,066.04x = 15,067.68 × 9,009.66
  4. Step 4: Simplify right side
    10,066.04x = 135,754,673.79
  5. Step 5: Solve for x
    x = 135,754,673.79/10,066.04
  6. Step 6: Final answer
    x = 13,486.41

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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.