Home / 24,912-34,379.28-13,734.72

Finding the Fourth Proportional to 24,912, 34,379.28 and 13,734.72

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Solution

The fourth proportional to 24,912, 34,379.28 and 13,734.72 is: 18,954.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,912 : 34,379.28 = 13,734.72 : x
  2. Step 2: Convert to fraction form
    24,912/34,379.28 = 13,734.72/x
  3. Step 3: Cross multiply
    24,912x = 34,379.28 × 13,734.72
  4. Step 4: Simplify right side
    24,912x = 472,189,784.60
  5. Step 5: Solve for x
    x = 472,189,784.60/24,912
  6. Step 6: Final answer
    x = 18,954.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.