Home / 16,759.36-23,134.38-12,579.76

Finding the Fourth Proportional to 16,759.36, 23,134.38 and 12,579.76

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Solution

The fourth proportional to 16,759.36, 23,134.38 and 12,579.76 is: 17,364.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.36 : 23,134.38 = 12,579.76 : x
  2. Step 2: Convert to fraction form
    16,759.36/23,134.38 = 12,579.76/x
  3. Step 3: Cross multiply
    16,759.36x = 23,134.38 × 12,579.76
  4. Step 4: Simplify right side
    16,759.36x = 291,024,948.15
  5. Step 5: Solve for x
    x = 291,024,948.15/16,759.36
  6. Step 6: Final answer
    x = 17,364.92

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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.