Home / 34,728.55-47,886.80-25,149.49

Finding the Fourth Proportional to 34,728.55, 47,886.80 and 25,149.49

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Solution

The fourth proportional to 34,728.55, 47,886.80 and 25,149.49 is: 34,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,728.55 : 47,886.80 = 25,149.49 : x
  2. Step 2: Convert to fraction form
    34,728.55/47,886.80 = 25,149.49/x
  3. Step 3: Cross multiply
    34,728.55x = 47,886.80 × 25,149.49
  4. Step 4: Simplify right side
    34,728.55x = 1,204,328,352.27
  5. Step 5: Solve for x
    x = 1,204,328,352.27/34,728.55
  6. Step 6: Final answer
    x = 34,678.34

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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.