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Finding the Fourth Proportional to 22,695.84, 34,040.97 and 7,903.47

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Solution

The fourth proportional to 22,695.84, 34,040.97 and 7,903.47 is: 11,854.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,695.84 : 34,040.97 = 7,903.47 : x
  2. Step 2: Convert to fraction form
    22,695.84/34,040.97 = 7,903.47/x
  3. Step 3: Cross multiply
    22,695.84x = 34,040.97 × 7,903.47
  4. Step 4: Simplify right side
    22,695.84x = 269,041,785.17
  5. Step 5: Solve for x
    x = 269,041,785.17/22,695.84
  6. Step 6: Final answer
    x = 11,854.23

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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.