Home / 17,877.05-24,673.29-9,921.83

Finding the Fourth Proportional to 17,877.05, 24,673.29 and 9,921.83

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Solution

The fourth proportional to 17,877.05, 24,673.29 and 9,921.83 is: 13,693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,877.05 : 24,673.29 = 9,921.83 : x
  2. Step 2: Convert to fraction form
    17,877.05/24,673.29 = 9,921.83/x
  3. Step 3: Cross multiply
    17,877.05x = 24,673.29 × 9,921.83
  4. Step 4: Simplify right side
    17,877.05x = 244,804,188.92
  5. Step 5: Solve for x
    x = 244,804,188.92/17,877.05
  6. Step 6: Final answer
    x = 13,693.77

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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.