Home / 39,220.87-54,125.99-24,122.40

Finding the Fourth Proportional to 39,220.87, 54,125.99 and 24,122.40

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Solution

The fourth proportional to 39,220.87, 54,125.99 and 24,122.40 is: 33,289.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.87 : 54,125.99 = 24,122.40 : x
  2. Step 2: Convert to fraction form
    39,220.87/54,125.99 = 24,122.40/x
  3. Step 3: Cross multiply
    39,220.87x = 54,125.99 × 24,122.40
  4. Step 4: Simplify right side
    39,220.87x = 1,305,648,389.93
  5. Step 5: Solve for x
    x = 1,305,648,389.93/39,220.87
  6. Step 6: Final answer
    x = 33,289.64

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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.