Home / 28,427.73-42,586.18-17,306.84

Finding the Fourth Proportional to 28,427.73, 42,586.18 and 17,306.84

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Solution

The fourth proportional to 28,427.73, 42,586.18 and 17,306.84 is: 25,926.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,427.73 : 42,586.18 = 17,306.84 : x
  2. Step 2: Convert to fraction form
    28,427.73/42,586.18 = 17,306.84/x
  3. Step 3: Cross multiply
    28,427.73x = 42,586.18 × 17,306.84
  4. Step 4: Simplify right side
    28,427.73x = 737,032,203.47
  5. Step 5: Solve for x
    x = 737,032,203.47/28,427.73
  6. Step 6: Final answer
    x = 25,926.52

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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.