Home / 48,427.89-72,646.01-13,367.55

Finding the Fourth Proportional to 48,427.89, 72,646.01 and 13,367.55

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Solution

The fourth proportional to 48,427.89, 72,646.01 and 13,367.55 is: 20,052.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,427.89 : 72,646.01 = 13,367.55 : x
  2. Step 2: Convert to fraction form
    48,427.89/72,646.01 = 13,367.55/x
  3. Step 3: Cross multiply
    48,427.89x = 72,646.01 × 13,367.55
  4. Step 4: Simplify right side
    48,427.89x = 971,099,104.14
  5. Step 5: Solve for x
    x = 971,099,104.14/48,427.89
  6. Step 6: Final answer
    x = 20,052.48

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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.