Home / 39,467.25-54,508.95-30,622.05

Finding the Fourth Proportional to 39,467.25, 54,508.95 and 30,622.05

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Solution

The fourth proportional to 39,467.25, 54,508.95 and 30,622.05 is: 42,292.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,467.25 : 54,508.95 = 30,622.05 : x
  2. Step 2: Convert to fraction form
    39,467.25/54,508.95 = 30,622.05/x
  3. Step 3: Cross multiply
    39,467.25x = 54,508.95 × 30,622.05
  4. Step 4: Simplify right side
    39,467.25x = 1,669,175,792.35
  5. Step 5: Solve for x
    x = 1,669,175,792.35/39,467.25
  6. Step 6: Final answer
    x = 42,292.68

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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.