Home / 26,277.30-39,329.55-18,501.30

Finding the Fourth Proportional to 26,277.30, 39,329.55 and 18,501.30

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Solution

The fourth proportional to 26,277.30, 39,329.55 and 18,501.30 is: 27,691.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,277.30 : 39,329.55 = 18,501.30 : x
  2. Step 2: Convert to fraction form
    26,277.30/39,329.55 = 18,501.30/x
  3. Step 3: Cross multiply
    26,277.30x = 39,329.55 × 18,501.30
  4. Step 4: Simplify right side
    26,277.30x = 727,647,803.42
  5. Step 5: Solve for x
    x = 727,647,803.42/26,277.30
  6. Step 6: Final answer
    x = 27,691.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.