Home / 24,819.12-34,236.66-15,727.80

Finding the Fourth Proportional to 24,819.12, 34,236.66 and 15,727.80

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Solution

The fourth proportional to 24,819.12, 34,236.66 and 15,727.80 is: 21,695.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,819.12 : 34,236.66 = 15,727.80 : x
  2. Step 2: Convert to fraction form
    24,819.12/34,236.66 = 15,727.80/x
  3. Step 3: Cross multiply
    24,819.12x = 34,236.66 × 15,727.80
  4. Step 4: Simplify right side
    24,819.12x = 538,467,341.15
  5. Step 5: Solve for x
    x = 538,467,341.15/24,819.12
  6. Step 6: Final answer
    x = 21,695.67

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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.