Home / 39,648.25-54,699.57-25,308.64

Finding the Fourth Proportional to 39,648.25, 54,699.57 and 25,308.64

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Solution

The fourth proportional to 39,648.25, 54,699.57 and 25,308.64 is: 34,916.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,648.25 : 54,699.57 = 25,308.64 : x
  2. Step 2: Convert to fraction form
    39,648.25/54,699.57 = 25,308.64/x
  3. Step 3: Cross multiply
    39,648.25x = 54,699.57 × 25,308.64
  4. Step 4: Simplify right side
    39,648.25x = 1,384,371,725.28
  5. Step 5: Solve for x
    x = 1,384,371,725.28/39,648.25
  6. Step 6: Final answer
    x = 34,916.34

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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.