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Finding the Fourth Proportional to 29,294.79, 43,928.93 and 9,298.52

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Solution

The fourth proportional to 29,294.79, 43,928.93 and 9,298.52 is: 13,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,294.79 : 43,928.93 = 9,298.52 : x
  2. Step 2: Convert to fraction form
    29,294.79/43,928.93 = 9,298.52/x
  3. Step 3: Cross multiply
    29,294.79x = 43,928.93 × 9,298.52
  4. Step 4: Simplify right side
    29,294.79x = 408,473,768.05
  5. Step 5: Solve for x
    x = 408,473,768.05/29,294.79
  6. Step 6: Final answer
    x = 13,943.56

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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.