Home / 26,715.90-36,884.72-17,159.64

Finding the Fourth Proportional to 26,715.90, 36,884.72 and 17,159.64

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Solution

The fourth proportional to 26,715.90, 36,884.72 and 17,159.64 is: 23,691.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.90 : 36,884.72 = 17,159.64 : x
  2. Step 2: Convert to fraction form
    26,715.90/36,884.72 = 17,159.64/x
  3. Step 3: Cross multiply
    26,715.90x = 36,884.72 × 17,159.64
  4. Step 4: Simplify right side
    26,715.90x = 632,928,516.70
  5. Step 5: Solve for x
    x = 632,928,516.70/26,715.90
  6. Step 6: Final answer
    x = 23,691.08

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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.