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Finding the Fourth Proportional to 9,423.13, 14,107.18 and 7,061.68

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Solution

The fourth proportional to 9,423.13, 14,107.18 and 7,061.68 is: 10,571.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,423.13 : 14,107.18 = 7,061.68 : x
  2. Step 2: Convert to fraction form
    9,423.13/14,107.18 = 7,061.68/x
  3. Step 3: Cross multiply
    9,423.13x = 14,107.18 × 7,061.68
  4. Step 4: Simplify right side
    9,423.13x = 99,620,390.86
  5. Step 5: Solve for x
    x = 99,620,390.86/9,423.13
  6. Step 6: Final answer
    x = 10,571.90

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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.