Home / 26,550.88-39,826.41-7,831.14

Finding the Fourth Proportional to 26,550.88, 39,826.41 and 7,831.14

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Solution

The fourth proportional to 26,550.88, 39,826.41 and 7,831.14 is: 11,746.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,550.88 : 39,826.41 = 7,831.14 : x
  2. Step 2: Convert to fraction form
    26,550.88/39,826.41 = 7,831.14/x
  3. Step 3: Cross multiply
    26,550.88x = 39,826.41 × 7,831.14
  4. Step 4: Simplify right side
    26,550.88x = 311,886,192.41
  5. Step 5: Solve for x
    x = 311,886,192.41/26,550.88
  6. Step 6: Final answer
    x = 11,746.74

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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.