Home / 26,013.68-39,007.40-11,969.52

Finding the Fourth Proportional to 26,013.68, 39,007.40 and 11,969.52

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Solution

The fourth proportional to 26,013.68, 39,007.40 and 11,969.52 is: 17,948.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,013.68 : 39,007.40 = 11,969.52 : x
  2. Step 2: Convert to fraction form
    26,013.68/39,007.40 = 11,969.52/x
  3. Step 3: Cross multiply
    26,013.68x = 39,007.40 × 11,969.52
  4. Step 4: Simplify right side
    26,013.68x = 466,899,854.45
  5. Step 5: Solve for x
    x = 466,899,854.45/26,013.68
  6. Step 6: Final answer
    x = 17,948.24

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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.