Home / 25,955.32-35,819.22-15,354.04

Finding the Fourth Proportional to 25,955.32, 35,819.22 and 15,354.04

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Solution

The fourth proportional to 25,955.32, 35,819.22 and 15,354.04 is: 21,189.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,955.32 : 35,819.22 = 15,354.04 : x
  2. Step 2: Convert to fraction form
    25,955.32/35,819.22 = 15,354.04/x
  3. Step 3: Cross multiply
    25,955.32x = 35,819.22 × 15,354.04
  4. Step 4: Simplify right side
    25,955.32x = 549,969,736.65
  5. Step 5: Solve for x
    x = 549,969,736.65/25,955.32
  6. Step 6: Final answer
    x = 21,189.09

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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.