Home / 16,425.08-22,661.28-9,350.08

Finding the Fourth Proportional to 16,425.08, 22,661.28 and 9,350.08

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Solution

The fourth proportional to 16,425.08, 22,661.28 and 9,350.08 is: 12,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425.08 : 22,661.28 = 9,350.08 : x
  2. Step 2: Convert to fraction form
    16,425.08/22,661.28 = 9,350.08/x
  3. Step 3: Cross multiply
    16,425.08x = 22,661.28 × 9,350.08
  4. Step 4: Simplify right side
    16,425.08x = 211,884,780.90
  5. Step 5: Solve for x
    x = 211,884,780.90/16,425.08
  6. Step 6: Final answer
    x = 12,900.08

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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.