Home / 14,579.10-21,868.65-11,663.10

Finding the Fourth Proportional to 14,579.10, 21,868.65 and 11,663.10

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Solution

The fourth proportional to 14,579.10, 21,868.65 and 11,663.10 is: 17,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,579.10 : 21,868.65 = 11,663.10 : x
  2. Step 2: Convert to fraction form
    14,579.10/21,868.65 = 11,663.10/x
  3. Step 3: Cross multiply
    14,579.10x = 21,868.65 × 11,663.10
  4. Step 4: Simplify right side
    14,579.10x = 255,056,251.82
  5. Step 5: Solve for x
    x = 255,056,251.82/14,579.10
  6. Step 6: Final answer
    x = 17,494.65

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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.