Home / 26,868.54-40,320.36-10,228.71

Finding the Fourth Proportional to 26,868.54, 40,320.36 and 10,228.71

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Solution

The fourth proportional to 26,868.54, 40,320.36 and 10,228.71 is: 15,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.54 : 40,320.36 = 10,228.71 : x
  2. Step 2: Convert to fraction form
    26,868.54/40,320.36 = 10,228.71/x
  3. Step 3: Cross multiply
    26,868.54x = 40,320.36 × 10,228.71
  4. Step 4: Simplify right side
    26,868.54x = 412,425,269.54
  5. Step 5: Solve for x
    x = 412,425,269.54/26,868.54
  6. Step 6: Final answer
    x = 15,349.75

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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.