Home / 26,007.30-39,005.55-11,216.70

Finding the Fourth Proportional to 26,007.30, 39,005.55 and 11,216.70

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Solution

The fourth proportional to 26,007.30, 39,005.55 and 11,216.70 is: 16,822.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,007.30 : 39,005.55 = 11,216.70 : x
  2. Step 2: Convert to fraction form
    26,007.30/39,005.55 = 11,216.70/x
  3. Step 3: Cross multiply
    26,007.30x = 39,005.55 × 11,216.70
  4. Step 4: Simplify right side
    26,007.30x = 437,513,552.69
  5. Step 5: Solve for x
    x = 437,513,552.69/26,007.30
  6. Step 6: Final answer
    x = 16,822.72

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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.