Home / 12,032.38-18,048.93-3,711.70

Finding the Fourth Proportional to 12,032.38, 18,048.93 and 3,711.70

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Solution

The fourth proportional to 12,032.38, 18,048.93 and 3,711.70 is: 5,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032.38 : 18,048.93 = 3,711.70 : x
  2. Step 2: Convert to fraction form
    12,032.38/18,048.93 = 3,711.70/x
  3. Step 3: Cross multiply
    12,032.38x = 18,048.93 × 3,711.70
  4. Step 4: Simplify right side
    12,032.38x = 66,992,213.48
  5. Step 5: Solve for x
    x = 66,992,213.48/12,032.38
  6. Step 6: Final answer
    x = 5,567.66

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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.