Home / 18,032.42-27,048.54-4,884.78

Finding the Fourth Proportional to 18,032.42, 27,048.54 and 4,884.78

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Solution

The fourth proportional to 18,032.42, 27,048.54 and 4,884.78 is: 7,327.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,032.42 : 27,048.54 = 4,884.78 : x
  2. Step 2: Convert to fraction form
    18,032.42/27,048.54 = 4,884.78/x
  3. Step 3: Cross multiply
    18,032.42x = 27,048.54 × 4,884.78
  4. Step 4: Simplify right side
    18,032.42x = 132,126,167.22
  5. Step 5: Solve for x
    x = 132,126,167.22/18,032.42
  6. Step 6: Final answer
    x = 7,327.15

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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.