Home / 39,368.96-54,327.81-22,372.90

Finding the Fourth Proportional to 39,368.96, 54,327.81 and 22,372.90

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Solution

The fourth proportional to 39,368.96, 54,327.81 and 22,372.90 is: 30,873.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368.96 : 54,327.81 = 22,372.90 : x
  2. Step 2: Convert to fraction form
    39,368.96/54,327.81 = 22,372.90/x
  3. Step 3: Cross multiply
    39,368.96x = 54,327.81 × 22,372.90
  4. Step 4: Simplify right side
    39,368.96x = 1,215,470,532.03
  5. Step 5: Solve for x
    x = 1,215,470,532.03/39,368.96
  6. Step 6: Final answer
    x = 30,873.83

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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.