Home / 26,428.46-36,469.88-15,095.71

Finding the Fourth Proportional to 26,428.46, 36,469.88 and 15,095.71

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Solution

The fourth proportional to 26,428.46, 36,469.88 and 15,095.71 is: 20,831.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.46 : 36,469.88 = 15,095.71 : x
  2. Step 2: Convert to fraction form
    26,428.46/36,469.88 = 15,095.71/x
  3. Step 3: Cross multiply
    26,428.46x = 36,469.88 × 15,095.71
  4. Step 4: Simplify right side
    26,428.46x = 550,538,758.93
  5. Step 5: Solve for x
    x = 550,538,758.93/26,428.46
  6. Step 6: Final answer
    x = 20,831.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.