Home / 23,819.06-32,870.31-13,210.90

Finding the Fourth Proportional to 23,819.06, 32,870.31 and 13,210.90

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Solution

The fourth proportional to 23,819.06, 32,870.31 and 13,210.90 is: 18,231.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,819.06 : 32,870.31 = 13,210.90 : x
  2. Step 2: Convert to fraction form
    23,819.06/32,870.31 = 13,210.90/x
  3. Step 3: Cross multiply
    23,819.06x = 32,870.31 × 13,210.90
  4. Step 4: Simplify right side
    23,819.06x = 434,246,246.66
  5. Step 5: Solve for x
    x = 434,246,246.66/23,819.06
  6. Step 6: Final answer
    x = 18,231.04

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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.