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Finding the Fourth Proportional to 15,950.61, 22,008.47 and 9,237.33

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Solution

The fourth proportional to 15,950.61, 22,008.47 and 9,237.33 is: 12,745.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,950.61 : 22,008.47 = 9,237.33 : x
  2. Step 2: Convert to fraction form
    15,950.61/22,008.47 = 9,237.33/x
  3. Step 3: Cross multiply
    15,950.61x = 22,008.47 × 9,237.33
  4. Step 4: Simplify right side
    15,950.61x = 203,299,454.00
  5. Step 5: Solve for x
    x = 203,299,454.00/15,950.61
  6. Step 6: Final answer
    x = 12,745.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.