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Finding the Fourth Proportional to 22,614.95, 33,912.70 and 7,033.79

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Solution

The fourth proportional to 22,614.95, 33,912.70 and 7,033.79 is: 10,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.95 : 33,912.70 = 7,033.79 : x
  2. Step 2: Convert to fraction form
    22,614.95/33,912.70 = 7,033.79/x
  3. Step 3: Cross multiply
    22,614.95x = 33,912.70 × 7,033.79
  4. Step 4: Simplify right side
    22,614.95x = 238,534,810.13
  5. Step 5: Solve for x
    x = 238,534,810.13/22,614.95
  6. Step 6: Final answer
    x = 10,547.66

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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.