Home / 39,207.24-54,099.90-23,291.28

Finding the Fourth Proportional to 39,207.24, 54,099.90 and 23,291.28

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Solution

The fourth proportional to 39,207.24, 54,099.90 and 23,291.28 is: 32,138.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,207.24 : 54,099.90 = 23,291.28 : x
  2. Step 2: Convert to fraction form
    39,207.24/54,099.90 = 23,291.28/x
  3. Step 3: Cross multiply
    39,207.24x = 54,099.90 × 23,291.28
  4. Step 4: Simplify right side
    39,207.24x = 1,260,055,918.87
  5. Step 5: Solve for x
    x = 1,260,055,918.87/39,207.24
  6. Step 6: Final answer
    x = 32,138.35

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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.