Home / 49,967.55-74,954.97-15,770.30

Finding the Fourth Proportional to 49,967.55, 74,954.97 and 15,770.30

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Solution

The fourth proportional to 49,967.55, 74,954.97 and 15,770.30 is: 23,656.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,967.55 : 74,954.97 = 15,770.30 : x
  2. Step 2: Convert to fraction form
    49,967.55/74,954.97 = 15,770.30/x
  3. Step 3: Cross multiply
    49,967.55x = 74,954.97 × 15,770.30
  4. Step 4: Simplify right side
    49,967.55x = 1,182,061,988.62
  5. Step 5: Solve for x
    x = 1,182,061,988.62/49,967.55
  6. Step 6: Final answer
    x = 23,656.59

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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.