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Finding the Fourth Proportional to 14,061.56, 19,400.04 and 9,025.40

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Solution

The fourth proportional to 14,061.56, 19,400.04 and 9,025.40 is: 12,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,061.56 : 19,400.04 = 9,025.40 : x
  2. Step 2: Convert to fraction form
    14,061.56/19,400.04 = 9,025.40/x
  3. Step 3: Cross multiply
    14,061.56x = 19,400.04 × 9,025.40
  4. Step 4: Simplify right side
    14,061.56x = 175,093,121.02
  5. Step 5: Solve for x
    x = 175,093,121.02/14,061.56
  6. Step 6: Final answer
    x = 12,451.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.