Home / 16,507.74-24,760.28-6,640.04

Finding the Fourth Proportional to 16,507.74, 24,760.28 and 6,640.04

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Solution

The fourth proportional to 16,507.74, 24,760.28 and 6,640.04 is: 9,959.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,507.74 : 24,760.28 = 6,640.04 : x
  2. Step 2: Convert to fraction form
    16,507.74/24,760.28 = 6,640.04/x
  3. Step 3: Cross multiply
    16,507.74x = 24,760.28 × 6,640.04
  4. Step 4: Simplify right side
    16,507.74x = 164,409,249.61
  5. Step 5: Solve for x
    x = 164,409,249.61/16,507.74
  6. Step 6: Final answer
    x = 9,959.53

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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.