Home / 52,389.09-78,581.70-22,806.99

Finding the Fourth Proportional to 52,389.09, 78,581.70 and 22,806.99

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Solution

The fourth proportional to 52,389.09, 78,581.70 and 22,806.99 is: 34,209.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,389.09 : 78,581.70 = 22,806.99 : x
  2. Step 2: Convert to fraction form
    52,389.09/78,581.70 = 22,806.99/x
  3. Step 3: Cross multiply
    52,389.09x = 78,581.70 × 22,806.99
  4. Step 4: Simplify right side
    52,389.09x = 1,792,212,046.08
  5. Step 5: Solve for x
    x = 1,792,212,046.08/52,389.09
  6. Step 6: Final answer
    x = 34,209.64

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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.