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Finding the Fourth Proportional to 15,359.08, 23,030.42 and 5,493

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Solution

The fourth proportional to 15,359.08, 23,030.42 and 5,493 is: 8,236.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,359.08 : 23,030.42 = 5,493 : x
  2. Step 2: Convert to fraction form
    15,359.08/23,030.42 = 5,493/x
  3. Step 3: Cross multiply
    15,359.08x = 23,030.42 × 5,493
  4. Step 4: Simplify right side
    15,359.08x = 126,506,097.06
  5. Step 5: Solve for x
    x = 126,506,097.06/15,359.08
  6. Step 6: Final answer
    x = 8,236.57

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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.