Home / 15,488.21-23,219.26-6,716.52

Finding the Fourth Proportional to 15,488.21, 23,219.26 and 6,716.52

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Solution

The fourth proportional to 15,488.21, 23,219.26 and 6,716.52 is: 10,069.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488.21 : 23,219.26 = 6,716.52 : x
  2. Step 2: Convert to fraction form
    15,488.21/23,219.26 = 6,716.52/x
  3. Step 3: Cross multiply
    15,488.21x = 23,219.26 × 6,716.52
  4. Step 4: Simplify right side
    15,488.21x = 155,952,607.38
  5. Step 5: Solve for x
    x = 155,952,607.38/15,488.21
  6. Step 6: Final answer
    x = 10,069.12

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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.