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Finding the Fourth Proportional to 9,933.34, 14,959.51 and 9,047.61

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Solution

The fourth proportional to 9,933.34, 14,959.51 and 9,047.61 is: 13,625.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.34 : 14,959.51 = 9,047.61 : x
  2. Step 2: Convert to fraction form
    9,933.34/14,959.51 = 9,047.61/x
  3. Step 3: Cross multiply
    9,933.34x = 14,959.51 × 9,047.61
  4. Step 4: Simplify right side
    9,933.34x = 135,347,812.27
  5. Step 5: Solve for x
    x = 135,347,812.27/9,933.34
  6. Step 6: Final answer
    x = 13,625.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.