Home / 15,579.41-23,378.35-6,223.84

Finding the Fourth Proportional to 15,579.41, 23,378.35 and 6,223.84

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Solution

The fourth proportional to 15,579.41, 23,378.35 and 6,223.84 is: 9,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.41 : 23,378.35 = 6,223.84 : x
  2. Step 2: Convert to fraction form
    15,579.41/23,378.35 = 6,223.84/x
  3. Step 3: Cross multiply
    15,579.41x = 23,378.35 × 6,223.84
  4. Step 4: Simplify right side
    15,579.41x = 145,503,030.02
  5. Step 5: Solve for x
    x = 145,503,030.02/15,579.41
  6. Step 6: Final answer
    x = 9,339.44

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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.