Home / 16,983.08-23,436.74-9,531.08

Finding the Fourth Proportional to 16,983.08, 23,436.74 and 9,531.08

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Solution

The fourth proportional to 16,983.08, 23,436.74 and 9,531.08 is: 13,152.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,983.08 : 23,436.74 = 9,531.08 : x
  2. Step 2: Convert to fraction form
    16,983.08/23,436.74 = 9,531.08/x
  3. Step 3: Cross multiply
    16,983.08x = 23,436.74 × 9,531.08
  4. Step 4: Simplify right side
    16,983.08x = 223,377,443.88
  5. Step 5: Solve for x
    x = 223,377,443.88/16,983.08
  6. Step 6: Final answer
    x = 13,152.94

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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.