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Finding the Fourth Proportional to 22,509.52, 33,745.35 and 10,656.43

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Solution

The fourth proportional to 22,509.52, 33,745.35 and 10,656.43 is: 15,975.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,509.52 : 33,745.35 = 10,656.43 : x
  2. Step 2: Convert to fraction form
    22,509.52/33,745.35 = 10,656.43/x
  3. Step 3: Cross multiply
    22,509.52x = 33,745.35 × 10,656.43
  4. Step 4: Simplify right side
    22,509.52x = 359,604,960.10
  5. Step 5: Solve for x
    x = 359,604,960.10/22,509.52
  6. Step 6: Final answer
    x = 15,975.68

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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.