Home / 39,464.22-54,460.68-21,559.53

Finding the Fourth Proportional to 39,464.22, 54,460.68 and 21,559.53

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Solution

The fourth proportional to 39,464.22, 54,460.68 and 21,559.53 is: 29,752.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,464.22 : 54,460.68 = 21,559.53 : x
  2. Step 2: Convert to fraction form
    39,464.22/54,460.68 = 21,559.53/x
  3. Step 3: Cross multiply
    39,464.22x = 54,460.68 × 21,559.53
  4. Step 4: Simplify right side
    39,464.22x = 1,174,146,664.28
  5. Step 5: Solve for x
    x = 1,174,146,664.28/39,464.22
  6. Step 6: Final answer
    x = 29,752.18

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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.