Home / 39,670.56-59,506.04-13,375.53

Finding the Fourth Proportional to 39,670.56, 59,506.04 and 13,375.53

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Solution

The fourth proportional to 39,670.56, 59,506.04 and 13,375.53 is: 20,063.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,670.56 : 59,506.04 = 13,375.53 : x
  2. Step 2: Convert to fraction form
    39,670.56/59,506.04 = 13,375.53/x
  3. Step 3: Cross multiply
    39,670.56x = 59,506.04 × 13,375.53
  4. Step 4: Simplify right side
    39,670.56x = 795,924,856.64
  5. Step 5: Solve for x
    x = 795,924,856.64/39,670.56
  6. Step 6: Final answer
    x = 20,063.36

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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.