Home / 25,734.44-35,519.06-15,666.20

Finding the Fourth Proportional to 25,734.44, 35,519.06 and 15,666.20

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Solution

The fourth proportional to 25,734.44, 35,519.06 and 15,666.20 is: 21,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,734.44 : 35,519.06 = 15,666.20 : x
  2. Step 2: Convert to fraction form
    25,734.44/35,519.06 = 15,666.20/x
  3. Step 3: Cross multiply
    25,734.44x = 35,519.06 × 15,666.20
  4. Step 4: Simplify right side
    25,734.44x = 556,448,441.85
  5. Step 5: Solve for x
    x = 556,448,441.85/25,734.44
  6. Step 6: Final answer
    x = 21,622.72

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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.