Home / 26,157.20-36,097.08-15,402.54

Finding the Fourth Proportional to 26,157.20, 36,097.08 and 15,402.54

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Solution

The fourth proportional to 26,157.20, 36,097.08 and 15,402.54 is: 21,255.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,157.20 : 36,097.08 = 15,402.54 : x
  2. Step 2: Convert to fraction form
    26,157.20/36,097.08 = 15,402.54/x
  3. Step 3: Cross multiply
    26,157.20x = 36,097.08 × 15,402.54
  4. Step 4: Simplify right side
    26,157.20x = 555,986,718.58
  5. Step 5: Solve for x
    x = 555,986,718.58/26,157.20
  6. Step 6: Final answer
    x = 21,255.59

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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.