Home / 39,222.20-58,843.02-14,275.82

Finding the Fourth Proportional to 39,222.20, 58,843.02 and 14,275.82

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Solution

The fourth proportional to 39,222.20, 58,843.02 and 14,275.82 is: 21,417.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,222.20 : 58,843.02 = 14,275.82 : x
  2. Step 2: Convert to fraction form
    39,222.20/58,843.02 = 14,275.82/x
  3. Step 3: Cross multiply
    39,222.20x = 58,843.02 × 14,275.82
  4. Step 4: Simplify right side
    39,222.20x = 840,032,361.78
  5. Step 5: Solve for x
    x = 840,032,361.78/39,222.20
  6. Step 6: Final answer
    x = 21,417.27

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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.