Home / 39,404.48-54,378.16-25,257.31

Finding the Fourth Proportional to 39,404.48, 54,378.16 and 25,257.31

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Solution

The fourth proportional to 39,404.48, 54,378.16 and 25,257.31 is: 34,855.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,404.48 : 54,378.16 = 25,257.31 : x
  2. Step 2: Convert to fraction form
    39,404.48/54,378.16 = 25,257.31/x
  3. Step 3: Cross multiply
    39,404.48x = 54,378.16 × 25,257.31
  4. Step 4: Simplify right side
    39,404.48x = 1,373,445,845.26
  5. Step 5: Solve for x
    x = 1,373,445,845.26/39,404.48
  6. Step 6: Final answer
    x = 34,855.07

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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.