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Finding the Fourth Proportional to 22,615.95, 33,914.20 and 7,034.79

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Solution

The fourth proportional to 22,615.95, 33,914.20 and 7,034.79 is: 10,549.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,615.95 : 33,914.20 = 7,034.79 : x
  2. Step 2: Convert to fraction form
    22,615.95/33,914.20 = 7,034.79/x
  3. Step 3: Cross multiply
    22,615.95x = 33,914.20 × 7,034.79
  4. Step 4: Simplify right side
    22,615.95x = 238,579,275.02
  5. Step 5: Solve for x
    x = 238,579,275.02/22,615.95
  6. Step 6: Final answer
    x = 10,549.16

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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.