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Finding the Fourth Proportional to 15,364.56, 23,049.06 and 6,599.40

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Solution

The fourth proportional to 15,364.56, 23,049.06 and 6,599.40 is: 9,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,364.56 : 23,049.06 = 6,599.40 : x
  2. Step 2: Convert to fraction form
    15,364.56/23,049.06 = 6,599.40/x
  3. Step 3: Cross multiply
    15,364.56x = 23,049.06 × 6,599.40
  4. Step 4: Simplify right side
    15,364.56x = 152,109,966.56
  5. Step 5: Solve for x
    x = 152,109,966.56/15,364.56
  6. Step 6: Final answer
    x = 9,900.05

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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.