Home / 25,046.58-34,564.30-15,615.12

Finding the Fourth Proportional to 25,046.58, 34,564.30 and 15,615.12

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Solution

The fourth proportional to 25,046.58, 34,564.30 and 15,615.12 is: 21,548.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,046.58 : 34,564.30 = 15,615.12 : x
  2. Step 2: Convert to fraction form
    25,046.58/34,564.30 = 15,615.12/x
  3. Step 3: Cross multiply
    25,046.58x = 34,564.30 × 15,615.12
  4. Step 4: Simplify right side
    25,046.58x = 539,725,692.22
  5. Step 5: Solve for x
    x = 539,725,692.22/25,046.58
  6. Step 6: Final answer
    x = 21,548.88

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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.