Home / 39,426.75-54,410.13-22,659.75

Finding the Fourth Proportional to 39,426.75, 54,410.13 and 22,659.75

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Solution

The fourth proportional to 39,426.75, 54,410.13 and 22,659.75 is: 31,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,426.75 : 54,410.13 = 22,659.75 : x
  2. Step 2: Convert to fraction form
    39,426.75/54,410.13 = 22,659.75/x
  3. Step 3: Cross multiply
    39,426.75x = 54,410.13 × 22,659.75
  4. Step 4: Simplify right side
    39,426.75x = 1,232,919,943.27
  5. Step 5: Solve for x
    x = 1,232,919,943.27/39,426.75
  6. Step 6: Final answer
    x = 31,271.15

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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.