Home / 40,806.24-61,210.08-11,223.90

Finding the Fourth Proportional to 40,806.24, 61,210.08 and 11,223.90

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Solution

The fourth proportional to 40,806.24, 61,210.08 and 11,223.90 is: 16,836.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,806.24 : 61,210.08 = 11,223.90 : x
  2. Step 2: Convert to fraction form
    40,806.24/61,210.08 = 11,223.90/x
  3. Step 3: Cross multiply
    40,806.24x = 61,210.08 × 11,223.90
  4. Step 4: Simplify right side
    40,806.24x = 687,015,816.91
  5. Step 5: Solve for x
    x = 687,015,816.91/40,806.24
  6. Step 6: Final answer
    x = 16,836.05

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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.