Home / 14,972.75-22,455.28-4,440.30

Finding the Fourth Proportional to 14,972.75, 22,455.28 and 4,440.30

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Solution

The fourth proportional to 14,972.75, 22,455.28 and 4,440.30 is: 6,659.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,972.75 : 22,455.28 = 4,440.30 : x
  2. Step 2: Convert to fraction form
    14,972.75/22,455.28 = 4,440.30/x
  3. Step 3: Cross multiply
    14,972.75x = 22,455.28 × 4,440.30
  4. Step 4: Simplify right side
    14,972.75x = 99,708,179.78
  5. Step 5: Solve for x
    x = 99,708,179.78/14,972.75
  6. Step 6: Final answer
    x = 6,659.31

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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.