Home / 24,478.56-33,780.96-13,870.44

Finding the Fourth Proportional to 24,478.56, 33,780.96 and 13,870.44

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Solution

The fourth proportional to 24,478.56, 33,780.96 and 13,870.44 is: 19,141.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,478.56 : 33,780.96 = 13,870.44 : x
  2. Step 2: Convert to fraction form
    24,478.56/33,780.96 = 13,870.44/x
  3. Step 3: Cross multiply
    24,478.56x = 33,780.96 × 13,870.44
  4. Step 4: Simplify right side
    24,478.56x = 468,556,778.82
  5. Step 5: Solve for x
    x = 468,556,778.82/24,478.56
  6. Step 6: Final answer
    x = 19,141.52

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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.