Home / 15,698.92-23,548.38-5,307.88

Finding the Fourth Proportional to 15,698.92, 23,548.38 and 5,307.88

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Solution

The fourth proportional to 15,698.92, 23,548.38 and 5,307.88 is: 7,961.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,698.92 : 23,548.38 = 5,307.88 : x
  2. Step 2: Convert to fraction form
    15,698.92/23,548.38 = 5,307.88/x
  3. Step 3: Cross multiply
    15,698.92x = 23,548.38 × 5,307.88
  4. Step 4: Simplify right side
    15,698.92x = 124,991,975.23
  5. Step 5: Solve for x
    x = 124,991,975.23/15,698.92
  6. Step 6: Final answer
    x = 7,961.82

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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.