Home / 49,491.24-74,222.28-13,950.18

Finding the Fourth Proportional to 49,491.24, 74,222.28 and 13,950.18

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Solution

The fourth proportional to 49,491.24, 74,222.28 and 13,950.18 is: 20,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,491.24 : 74,222.28 = 13,950.18 : x
  2. Step 2: Convert to fraction form
    49,491.24/74,222.28 = 13,950.18/x
  3. Step 3: Cross multiply
    49,491.24x = 74,222.28 × 13,950.18
  4. Step 4: Simplify right side
    49,491.24x = 1,035,414,166.01
  5. Step 5: Solve for x
    x = 1,035,414,166.01/49,491.24
  6. Step 6: Final answer
    x = 20,921.16

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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.