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Finding the Fourth Proportional to 22,959.12, 34,416.66 and 7,366.08

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Solution

The fourth proportional to 22,959.12, 34,416.66 and 7,366.08 is: 11,042.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,959.12 : 34,416.66 = 7,366.08 : x
  2. Step 2: Convert to fraction form
    22,959.12/34,416.66 = 7,366.08/x
  3. Step 3: Cross multiply
    22,959.12x = 34,416.66 × 7,366.08
  4. Step 4: Simplify right side
    22,959.12x = 253,515,870.89
  5. Step 5: Solve for x
    x = 253,515,870.89/22,959.12
  6. Step 6: Final answer
    x = 11,042.06

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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.