Home / 24,429.12-33,712.32-13,819.76

Finding the Fourth Proportional to 24,429.12, 33,712.32 and 13,819.76

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Solution

The fourth proportional to 24,429.12, 33,712.32 and 13,819.76 is: 19,071.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,429.12 : 33,712.32 = 13,819.76 : x
  2. Step 2: Convert to fraction form
    24,429.12/33,712.32 = 13,819.76/x
  3. Step 3: Cross multiply
    24,429.12x = 33,712.32 × 13,819.76
  4. Step 4: Simplify right side
    24,429.12x = 465,896,171.44
  5. Step 5: Solve for x
    x = 465,896,171.44/24,429.12
  6. Step 6: Final answer
    x = 19,071.34

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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.