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Finding the Fourth Proportional to 15,162.08, 22,750.86 and 6,284.12

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Solution

The fourth proportional to 15,162.08, 22,750.86 and 6,284.12 is: 9,429.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,162.08 : 22,750.86 = 6,284.12 : x
  2. Step 2: Convert to fraction form
    15,162.08/22,750.86 = 6,284.12/x
  3. Step 3: Cross multiply
    15,162.08x = 22,750.86 × 6,284.12
  4. Step 4: Simplify right side
    15,162.08x = 142,969,134.34
  5. Step 5: Solve for x
    x = 142,969,134.34/15,162.08
  6. Step 6: Final answer
    x = 9,429.39

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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.