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Finding the Fourth Proportional to 21,846.97, 32,770.46 and 9,358.93

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Solution

The fourth proportional to 21,846.97, 32,770.46 and 9,358.93 is: 14,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,846.97 : 32,770.46 = 9,358.93 : x
  2. Step 2: Convert to fraction form
    21,846.97/32,770.46 = 9,358.93/x
  3. Step 3: Cross multiply
    21,846.97x = 32,770.46 × 9,358.93
  4. Step 4: Simplify right side
    21,846.97x = 306,696,441.21
  5. Step 5: Solve for x
    x = 306,696,441.21/21,846.97
  6. Step 6: Final answer
    x = 14,038.40

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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.