Home / 15,134.12-22,701.28-5,273.58

Finding the Fourth Proportional to 15,134.12, 22,701.28 and 5,273.58

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Solution

The fourth proportional to 15,134.12, 22,701.28 and 5,273.58 is: 7,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.12 : 22,701.28 = 5,273.58 : x
  2. Step 2: Convert to fraction form
    15,134.12/22,701.28 = 5,273.58/x
  3. Step 3: Cross multiply
    15,134.12x = 22,701.28 × 5,273.58
  4. Step 4: Simplify right side
    15,134.12x = 119,717,016.18
  5. Step 5: Solve for x
    x = 119,717,016.18/15,134.12
  6. Step 6: Final answer
    x = 7,910.40

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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.