Home / 39,466.29-54,464.55-21,562.26

Finding the Fourth Proportional to 39,466.29, 54,464.55 and 21,562.26

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Solution

The fourth proportional to 39,466.29, 54,464.55 and 21,562.26 is: 29,756.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,466.29 : 54,464.55 = 21,562.26 : x
  2. Step 2: Convert to fraction form
    39,466.29/54,464.55 = 21,562.26/x
  3. Step 3: Cross multiply
    39,466.29x = 54,464.55 × 21,562.26
  4. Step 4: Simplify right side
    39,466.29x = 1,174,378,787.88
  5. Step 5: Solve for x
    x = 1,174,378,787.88/39,466.29
  6. Step 6: Final answer
    x = 29,756.50

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1.5x scale

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.