Home / 12,242.52-18,353.54-5,673.42

Finding the Fourth Proportional to 12,242.52, 18,353.54 and 5,673.42

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Solution

The fourth proportional to 12,242.52, 18,353.54 and 5,673.42 is: 8,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242.52 : 18,353.54 = 5,673.42 : x
  2. Step 2: Convert to fraction form
    12,242.52/18,353.54 = 5,673.42/x
  3. Step 3: Cross multiply
    12,242.52x = 18,353.54 × 5,673.42
  4. Step 4: Simplify right side
    12,242.52x = 104,127,340.91
  5. Step 5: Solve for x
    x = 104,127,340.91/12,242.52
  6. Step 6: Final answer
    x = 8,505.38

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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.