Home / 12,848.73-17,735.01-7,472.43

Finding the Fourth Proportional to 12,848.73, 17,735.01 and 7,472.43

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Solution

The fourth proportional to 12,848.73, 17,735.01 and 7,472.43 is: 10,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.73 : 17,735.01 = 7,472.43 : x
  2. Step 2: Convert to fraction form
    12,848.73/17,735.01 = 7,472.43/x
  3. Step 3: Cross multiply
    12,848.73x = 17,735.01 × 7,472.43
  4. Step 4: Simplify right side
    12,848.73x = 132,523,548.13
  5. Step 5: Solve for x
    x = 132,523,548.13/12,848.73
  6. Step 6: Final answer
    x = 10,314.13

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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.