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Finding the Fourth Proportional to 14,981.74, 22,486.42 and 7,591.34

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Solution

The fourth proportional to 14,981.74, 22,486.42 and 7,591.34 is: 11,394.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.74 : 22,486.42 = 7,591.34 : x
  2. Step 2: Convert to fraction form
    14,981.74/22,486.42 = 7,591.34/x
  3. Step 3: Cross multiply
    14,981.74x = 22,486.42 × 7,591.34
  4. Step 4: Simplify right side
    14,981.74x = 170,702,059.60
  5. Step 5: Solve for x
    x = 170,702,059.60/14,981.74
  6. Step 6: Final answer
    x = 11,394.01

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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.