Home / 26,219.28-36,186.36-15,608.64

Finding the Fourth Proportional to 26,219.28, 36,186.36 and 15,608.64

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Solution

The fourth proportional to 26,219.28, 36,186.36 and 15,608.64 is: 21,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,219.28 : 36,186.36 = 15,608.64 : x
  2. Step 2: Convert to fraction form
    26,219.28/36,186.36 = 15,608.64/x
  3. Step 3: Cross multiply
    26,219.28x = 36,186.36 × 15,608.64
  4. Step 4: Simplify right side
    26,219.28x = 564,819,866.15
  5. Step 5: Solve for x
    x = 564,819,866.15/26,219.28
  6. Step 6: Final answer
    x = 21,542.16

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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.