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Finding the Fourth Proportional to 29,275.92, 43,920.63 and 9,554.31

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Solution

The fourth proportional to 29,275.92, 43,920.63 and 9,554.31 is: 14,333.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,275.92 : 43,920.63 = 9,554.31 : x
  2. Step 2: Convert to fraction form
    29,275.92/43,920.63 = 9,554.31/x
  3. Step 3: Cross multiply
    29,275.92x = 43,920.63 × 9,554.31
  4. Step 4: Simplify right side
    29,275.92x = 419,631,314.42
  5. Step 5: Solve for x
    x = 419,631,314.42/29,275.92
  6. Step 6: Final answer
    x = 14,333.67

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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.