Home / 15,161.89-22,735.95-6,392.02

Finding the Fourth Proportional to 15,161.89, 22,735.95 and 6,392.02

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Solution

The fourth proportional to 15,161.89, 22,735.95 and 6,392.02 is: 9,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,161.89 : 22,735.95 = 6,392.02 : x
  2. Step 2: Convert to fraction form
    15,161.89/22,735.95 = 6,392.02/x
  3. Step 3: Cross multiply
    15,161.89x = 22,735.95 × 6,392.02
  4. Step 4: Simplify right side
    15,161.89x = 145,328,647.12
  5. Step 5: Solve for x
    x = 145,328,647.12/15,161.89
  6. Step 6: Final answer
    x = 9,585.13

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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.