Home / 38,910.60-58,424.22-22,289.40

Finding the Fourth Proportional to 38,910.60, 58,424.22 and 22,289.40

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Solution

The fourth proportional to 38,910.60, 58,424.22 and 22,289.40 is: 33,467.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,910.60 : 58,424.22 = 22,289.40 : x
  2. Step 2: Convert to fraction form
    38,910.60/58,424.22 = 22,289.40/x
  3. Step 3: Cross multiply
    38,910.60x = 58,424.22 × 22,289.40
  4. Step 4: Simplify right side
    38,910.60x = 1,302,240,809.27
  5. Step 5: Solve for x
    x = 1,302,240,809.27/38,910.60
  6. Step 6: Final answer
    x = 33,467.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.