Home / 39,464.84-54,465.23-21,562.53

Finding the Fourth Proportional to 39,464.84, 54,465.23 and 21,562.53

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Solution

The fourth proportional to 39,464.84, 54,465.23 and 21,562.53 is: 29,758.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,464.84 : 54,465.23 = 21,562.53 : x
  2. Step 2: Convert to fraction form
    39,464.84/54,465.23 = 21,562.53/x
  3. Step 3: Cross multiply
    39,464.84x = 54,465.23 × 21,562.53
  4. Step 4: Simplify right side
    39,464.84x = 1,174,408,048.02
  5. Step 5: Solve for x
    x = 1,174,408,048.02/39,464.84
  6. Step 6: Final answer
    x = 29,758.34

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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.