Home / 19,364.46-29,047.76-5,512.38

Finding the Fourth Proportional to 19,364.46, 29,047.76 and 5,512.38

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Solution

The fourth proportional to 19,364.46, 29,047.76 and 5,512.38 is: 8,268.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364.46 : 29,047.76 = 5,512.38 : x
  2. Step 2: Convert to fraction form
    19,364.46/29,047.76 = 5,512.38/x
  3. Step 3: Cross multiply
    19,364.46x = 29,047.76 × 5,512.38
  4. Step 4: Simplify right side
    19,364.46x = 160,122,291.27
  5. Step 5: Solve for x
    x = 160,122,291.27/19,364.46
  6. Step 6: Final answer
    x = 8,268.87

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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.