Home / 49,122.40-73,669-17,950.36

Finding the Fourth Proportional to 49,122.40, 73,669 and 17,950.36

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Solution

The fourth proportional to 49,122.40, 73,669 and 17,950.36 is: 26,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,122.40 : 73,669 = 17,950.36 : x
  2. Step 2: Convert to fraction form
    49,122.40/73,669 = 17,950.36/x
  3. Step 3: Cross multiply
    49,122.40x = 73,669 × 17,950.36
  4. Step 4: Simplify right side
    49,122.40x = 1,322,385,070.84
  5. Step 5: Solve for x
    x = 1,322,385,070.84/49,122.40
  6. Step 6: Final answer
    x = 26,920.20

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1.5x scale

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.