Home / 45,257.41-67,886.88-15,676.12

Finding the Fourth Proportional to 45,257.41, 67,886.88 and 15,676.12

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Solution

The fourth proportional to 45,257.41, 67,886.88 and 15,676.12 is: 23,514.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,257.41 : 67,886.88 = 15,676.12 : x
  2. Step 2: Convert to fraction form
    45,257.41/67,886.88 = 15,676.12/x
  3. Step 3: Cross multiply
    45,257.41x = 67,886.88 × 15,676.12
  4. Step 4: Simplify right side
    45,257.41x = 1,064,202,877.31
  5. Step 5: Solve for x
    x = 1,064,202,877.31/45,257.41
  6. Step 6: Final answer
    x = 23,514.44

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.