Home / 40,823.25-61,238.74-15,865.22

Finding the Fourth Proportional to 40,823.25, 61,238.74 and 15,865.22

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Solution

The fourth proportional to 40,823.25, 61,238.74 and 15,865.22 is: 23,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,823.25 : 61,238.74 = 15,865.22 : x
  2. Step 2: Convert to fraction form
    40,823.25/61,238.74 = 15,865.22/x
  3. Step 3: Cross multiply
    40,823.25x = 61,238.74 × 15,865.22
  4. Step 4: Simplify right side
    40,823.25x = 971,566,255.55
  5. Step 5: Solve for x
    x = 971,566,255.55/40,823.25
  6. Step 6: Final answer
    x = 23,799.34

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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.