Home / 24,495.12-33,819.48-18,819.72

Finding the Fourth Proportional to 24,495.12, 33,819.48 and 18,819.72

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Solution

The fourth proportional to 24,495.12, 33,819.48 and 18,819.72 is: 25,983.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,495.12 : 33,819.48 = 18,819.72 : x
  2. Step 2: Convert to fraction form
    24,495.12/33,819.48 = 18,819.72/x
  3. Step 3: Cross multiply
    24,495.12x = 33,819.48 × 18,819.72
  4. Step 4: Simplify right side
    24,495.12x = 636,473,144.15
  5. Step 5: Solve for x
    x = 636,473,144.15/24,495.12
  6. Step 6: Final answer
    x = 25,983.67

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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.