Home / 15,654.51-23,444.86-12,116.18

Finding the Fourth Proportional to 15,654.51, 23,444.86 and 12,116.18

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Solution

The fourth proportional to 15,654.51, 23,444.86 and 12,116.18 is: 18,145.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,654.51 : 23,444.86 = 12,116.18 : x
  2. Step 2: Convert to fraction form
    15,654.51/23,444.86 = 12,116.18/x
  3. Step 3: Cross multiply
    15,654.51x = 23,444.86 × 12,116.18
  4. Step 4: Simplify right side
    15,654.51x = 284,062,217.59
  5. Step 5: Solve for x
    x = 284,062,217.59/15,654.51
  6. Step 6: Final answer
    x = 18,145.71

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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.