Home / 15,453.61-23,122.97-9,217.01

Finding the Fourth Proportional to 15,453.61, 23,122.97 and 9,217.01

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Solution

The fourth proportional to 15,453.61, 23,122.97 and 9,217.01 is: 13,791.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,453.61 : 23,122.97 = 9,217.01 : x
  2. Step 2: Convert to fraction form
    15,453.61/23,122.97 = 9,217.01/x
  3. Step 3: Cross multiply
    15,453.61x = 23,122.97 × 9,217.01
  4. Step 4: Simplify right side
    15,453.61x = 213,124,692.01
  5. Step 5: Solve for x
    x = 213,124,692.01/15,453.61
  6. Step 6: Final answer
    x = 13,791.26

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1.5x scale

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.