Home / 25,072.75-34,600.40-13,896.91

Finding the Fourth Proportional to 25,072.75, 34,600.40 and 13,896.91

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Solution

The fourth proportional to 25,072.75, 34,600.40 and 13,896.91 is: 19,177.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,072.75 : 34,600.40 = 13,896.91 : x
  2. Step 2: Convert to fraction form
    25,072.75/34,600.40 = 13,896.91/x
  3. Step 3: Cross multiply
    25,072.75x = 34,600.40 × 13,896.91
  4. Step 4: Simplify right side
    25,072.75x = 480,838,644.76
  5. Step 5: Solve for x
    x = 480,838,644.76/25,072.75
  6. Step 6: Final answer
    x = 19,177.74

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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.