Home / 27,773.15-38,339.60-17,715.38

Finding the Fourth Proportional to 27,773.15, 38,339.60 and 17,715.38

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Solution

The fourth proportional to 27,773.15, 38,339.60 and 17,715.38 is: 24,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,773.15 : 38,339.60 = 17,715.38 : x
  2. Step 2: Convert to fraction form
    27,773.15/38,339.60 = 17,715.38/x
  3. Step 3: Cross multiply
    27,773.15x = 38,339.60 × 17,715.38
  4. Step 4: Simplify right side
    27,773.15x = 679,200,302.77
  5. Step 5: Solve for x
    x = 679,200,302.77/27,773.15
  6. Step 6: Final answer
    x = 24,455.29

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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.