Home / 12,242.04-18,365.42-5,221.93

Finding the Fourth Proportional to 12,242.04, 18,365.42 and 5,221.93

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Solution

The fourth proportional to 12,242.04, 18,365.42 and 5,221.93 is: 7,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242.04 : 18,365.42 = 5,221.93 : x
  2. Step 2: Convert to fraction form
    12,242.04/18,365.42 = 5,221.93/x
  3. Step 3: Cross multiply
    12,242.04x = 18,365.42 × 5,221.93
  4. Step 4: Simplify right side
    12,242.04x = 95,902,937.66
  5. Step 5: Solve for x
    x = 95,902,937.66/12,242.04
  6. Step 6: Final answer
    x = 7,833.90

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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.