Home / 15,335.78-23,003.64-4,806.61

Finding the Fourth Proportional to 15,335.78, 23,003.64 and 4,806.61

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Solution

The fourth proportional to 15,335.78, 23,003.64 and 4,806.61 is: 7,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,335.78 : 23,003.64 = 4,806.61 : x
  2. Step 2: Convert to fraction form
    15,335.78/23,003.64 = 4,806.61/x
  3. Step 3: Cross multiply
    15,335.78x = 23,003.64 × 4,806.61
  4. Step 4: Simplify right side
    15,335.78x = 110,569,526.06
  5. Step 5: Solve for x
    x = 110,569,526.06/15,335.78
  6. Step 6: Final answer
    x = 7,209.91

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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.