Home / 52,825.85-79,238.88-13,386.03

Finding the Fourth Proportional to 52,825.85, 79,238.88 and 13,386.03

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Solution

The fourth proportional to 52,825.85, 79,238.88 and 13,386.03 is: 20,079.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,825.85 : 79,238.88 = 13,386.03 : x
  2. Step 2: Convert to fraction form
    52,825.85/79,238.88 = 13,386.03/x
  3. Step 3: Cross multiply
    52,825.85x = 79,238.88 × 13,386.03
  4. Step 4: Simplify right side
    52,825.85x = 1,060,694,433.93
  5. Step 5: Solve for x
    x = 1,060,694,433.93/52,825.85
  6. Step 6: Final answer
    x = 20,079.08

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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.