Home / 46,222.71-69,278.34-21,228.27

Finding the Fourth Proportional to 46,222.71, 69,278.34 and 21,228.27

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Solution

The fourth proportional to 46,222.71, 69,278.34 and 21,228.27 is: 31,816.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,222.71 : 69,278.34 = 21,228.27 : x
  2. Step 2: Convert to fraction form
    46,222.71/69,278.34 = 21,228.27/x
  3. Step 3: Cross multiply
    46,222.71x = 69,278.34 × 21,228.27
  4. Step 4: Simplify right side
    46,222.71x = 1,470,659,306.67
  5. Step 5: Solve for x
    x = 1,470,659,306.67/46,222.71
  6. Step 6: Final answer
    x = 31,816.81

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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.