Home / 39,340.90-54,310.13-25,015.14

Finding the Fourth Proportional to 39,340.90, 54,310.13 and 25,015.14

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Solution

The fourth proportional to 39,340.90, 54,310.13 and 25,015.14 is: 34,533.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,340.90 : 54,310.13 = 25,015.14 : x
  2. Step 2: Convert to fraction form
    39,340.90/54,310.13 = 25,015.14/x
  3. Step 3: Cross multiply
    39,340.90x = 54,310.13 × 25,015.14
  4. Step 4: Simplify right side
    39,340.90x = 1,358,575,505.37
  5. Step 5: Solve for x
    x = 1,358,575,505.37/39,340.90
  6. Step 6: Final answer
    x = 34,533.41

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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.