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Finding the Fourth Proportional to 14,981.93, 22,475.03 and 7,960.11

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Solution

The fourth proportional to 14,981.93, 22,475.03 and 7,960.11 is: 11,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.93 : 22,475.03 = 7,960.11 : x
  2. Step 2: Convert to fraction form
    14,981.93/22,475.03 = 7,960.11/x
  3. Step 3: Cross multiply
    14,981.93x = 22,475.03 × 7,960.11
  4. Step 4: Simplify right side
    14,981.93x = 178,903,671.25
  5. Step 5: Solve for x
    x = 178,903,671.25/14,981.93
  6. Step 6: Final answer
    x = 11,941.30

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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.