Home / 26,745.19-40,123.25-11,162.81

Finding the Fourth Proportional to 26,745.19, 40,123.25 and 11,162.81

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Solution

The fourth proportional to 26,745.19, 40,123.25 and 11,162.81 is: 16,746.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,745.19 : 40,123.25 = 11,162.81 : x
  2. Step 2: Convert to fraction form
    26,745.19/40,123.25 = 11,162.81/x
  3. Step 3: Cross multiply
    26,745.19x = 40,123.25 × 11,162.81
  4. Step 4: Simplify right side
    26,745.19x = 447,888,302.69
  5. Step 5: Solve for x
    x = 447,888,302.69/26,745.19
  6. Step 6: Final answer
    x = 16,746.50

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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.