Home / 16,655.52-22,983.84-9,945.60

Finding the Fourth Proportional to 16,655.52, 22,983.84 and 9,945.60

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Solution

The fourth proportional to 16,655.52, 22,983.84 and 9,945.60 is: 13,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,655.52 : 22,983.84 = 9,945.60 : x
  2. Step 2: Convert to fraction form
    16,655.52/22,983.84 = 9,945.60/x
  3. Step 3: Cross multiply
    16,655.52x = 22,983.84 × 9,945.60
  4. Step 4: Simplify right side
    16,655.52x = 228,588,079.10
  5. Step 5: Solve for x
    x = 228,588,079.10/16,655.52
  6. Step 6: Final answer
    x = 13,724.46

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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.