Home / 39,274.93-54,197.49-22,280.75

Finding the Fourth Proportional to 39,274.93, 54,197.49 and 22,280.75

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Solution

The fourth proportional to 39,274.93, 54,197.49 and 22,280.75 is: 30,746.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,274.93 : 54,197.49 = 22,280.75 : x
  2. Step 2: Convert to fraction form
    39,274.93/54,197.49 = 22,280.75/x
  3. Step 3: Cross multiply
    39,274.93x = 54,197.49 × 22,280.75
  4. Step 4: Simplify right side
    39,274.93x = 1,207,560,725.32
  5. Step 5: Solve for x
    x = 1,207,560,725.32/39,274.93
  6. Step 6: Final answer
    x = 30,746.35

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Half scale
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Double scale
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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.