Home / 39,368.17-54,328.24-25,229.21

Finding the Fourth Proportional to 39,368.17, 54,328.24 and 25,229.21

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Solution

The fourth proportional to 39,368.17, 54,328.24 and 25,229.21 is: 34,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368.17 : 54,328.24 = 25,229.21 : x
  2. Step 2: Convert to fraction form
    39,368.17/54,328.24 = 25,229.21/x
  3. Step 3: Cross multiply
    39,368.17x = 54,328.24 × 25,229.21
  4. Step 4: Simplify right side
    39,368.17x = 1,370,658,743.25
  5. Step 5: Solve for x
    x = 1,370,658,743.25/39,368.17
  6. Step 6: Final answer
    x = 34,816.42

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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.