Home / 39,271.60-54,202.56-22,276.16

Finding the Fourth Proportional to 39,271.60, 54,202.56 and 22,276.16

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Solution

The fourth proportional to 39,271.60, 54,202.56 and 22,276.16 is: 30,745.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,271.60 : 54,202.56 = 22,276.16 : x
  2. Step 2: Convert to fraction form
    39,271.60/54,202.56 = 22,276.16/x
  3. Step 3: Cross multiply
    39,271.60x = 54,202.56 × 22,276.16
  4. Step 4: Simplify right side
    39,271.60x = 1,207,424,898.97
  5. Step 5: Solve for x
    x = 1,207,424,898.97/39,271.60
  6. Step 6: Final answer
    x = 30,745.50

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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.