Home / 45,974.81-68,913.20-26,210.81

Finding the Fourth Proportional to 45,974.81, 68,913.20 and 26,210.81

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Solution

The fourth proportional to 45,974.81, 68,913.20 and 26,210.81 is: 39,288.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,974.81 : 68,913.20 = 26,210.81 : x
  2. Step 2: Convert to fraction form
    45,974.81/68,913.20 = 26,210.81/x
  3. Step 3: Cross multiply
    45,974.81x = 68,913.20 × 26,210.81
  4. Step 4: Simplify right side
    45,974.81x = 1,806,270,512.65
  5. Step 5: Solve for x
    x = 1,806,270,512.65/45,974.81
  6. Step 6: Final answer
    x = 39,288.27

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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.