Home / 26,537.45-36,622.55-15,209.09

Finding the Fourth Proportional to 26,537.45, 36,622.55 and 15,209.09

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Solution

The fourth proportional to 26,537.45, 36,622.55 and 15,209.09 is: 20,989.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,537.45 : 36,622.55 = 15,209.09 : x
  2. Step 2: Convert to fraction form
    26,537.45/36,622.55 = 15,209.09/x
  3. Step 3: Cross multiply
    26,537.45x = 36,622.55 × 15,209.09
  4. Step 4: Simplify right side
    26,537.45x = 556,995,715.00
  5. Step 5: Solve for x
    x = 556,995,715.00/26,537.45
  6. Step 6: Final answer
    x = 20,989.04

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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.