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Finding the Fourth Proportional to 22,948.55, 34,415.03 and 7,952.17

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Solution

The fourth proportional to 22,948.55, 34,415.03 and 7,952.17 is: 11,925.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,948.55 : 34,415.03 = 7,952.17 : x
  2. Step 2: Convert to fraction form
    22,948.55/34,415.03 = 7,952.17/x
  3. Step 3: Cross multiply
    22,948.55x = 34,415.03 × 7,952.17
  4. Step 4: Simplify right side
    22,948.55x = 273,674,169.12
  5. Step 5: Solve for x
    x = 273,674,169.12/22,948.55
  6. Step 6: Final answer
    x = 11,925.55

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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.