Home / 39,383.32-54,352.20-22,392.89

Finding the Fourth Proportional to 39,383.32, 54,352.20 and 22,392.89

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Solution

The fourth proportional to 39,383.32, 54,352.20 and 22,392.89 is: 30,904.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,383.32 : 54,352.20 = 22,392.89 : x
  2. Step 2: Convert to fraction form
    39,383.32/54,352.20 = 22,392.89/x
  3. Step 3: Cross multiply
    39,383.32x = 54,352.20 × 22,392.89
  4. Step 4: Simplify right side
    39,383.32x = 1,217,102,835.86
  5. Step 5: Solve for x
    x = 1,217,102,835.86/39,383.32
  6. Step 6: Final answer
    x = 30,904.02

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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.