Home / 39,621.25-54,683.34-25,287.26

Finding the Fourth Proportional to 39,621.25, 54,683.34 and 25,287.26

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Solution

The fourth proportional to 39,621.25, 54,683.34 and 25,287.26 is: 34,900.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,621.25 : 54,683.34 = 25,287.26 : x
  2. Step 2: Convert to fraction form
    39,621.25/54,683.34 = 25,287.26/x
  3. Step 3: Cross multiply
    39,621.25x = 54,683.34 × 25,287.26
  4. Step 4: Simplify right side
    39,621.25x = 1,382,791,836.25
  5. Step 5: Solve for x
    x = 1,382,791,836.25/39,621.25
  6. Step 6: Final answer
    x = 34,900.26

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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.