Home / 39,800.84-54,912.13-22,807.04

Finding the Fourth Proportional to 39,800.84, 54,912.13 and 22,807.04

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Solution

The fourth proportional to 39,800.84, 54,912.13 and 22,807.04 is: 31,466.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,800.84 : 54,912.13 = 22,807.04 : x
  2. Step 2: Convert to fraction form
    39,800.84/54,912.13 = 22,807.04/x
  3. Step 3: Cross multiply
    39,800.84x = 54,912.13 × 22,807.04
  4. Step 4: Simplify right side
    39,800.84x = 1,252,382,813.82
  5. Step 5: Solve for x
    x = 1,252,382,813.82/39,800.84
  6. Step 6: Final answer
    x = 31,466.24

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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.