Home / 12,065.40-16,654.86-11,732.46

Finding the Fourth Proportional to 12,065.40, 16,654.86 and 11,732.46

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Solution

The fourth proportional to 12,065.40, 16,654.86 and 11,732.46 is: 16,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.40 : 16,654.86 = 11,732.46 : x
  2. Step 2: Convert to fraction form
    12,065.40/16,654.86 = 11,732.46/x
  3. Step 3: Cross multiply
    12,065.40x = 16,654.86 × 11,732.46
  4. Step 4: Simplify right side
    12,065.40x = 195,402,478.76
  5. Step 5: Solve for x
    x = 195,402,478.76/12,065.40
  6. Step 6: Final answer
    x = 16,195.28

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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.