Home / 26,209.20-36,180.36-15,602.52

Finding the Fourth Proportional to 26,209.20, 36,180.36 and 15,602.52

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Solution

The fourth proportional to 26,209.20, 36,180.36 and 15,602.52 is: 21,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209.20 : 36,180.36 = 15,602.52 : x
  2. Step 2: Convert to fraction form
    26,209.20/36,180.36 = 15,602.52/x
  3. Step 3: Cross multiply
    26,209.20x = 36,180.36 × 15,602.52
  4. Step 4: Simplify right side
    26,209.20x = 564,504,790.51
  5. Step 5: Solve for x
    x = 564,504,790.51/26,209.20
  6. Step 6: Final answer
    x = 21,538.42

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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.