Home / 39,790.26-54,929.34-25,261.74

Finding the Fourth Proportional to 39,790.26, 54,929.34 and 25,261.74

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Solution

The fourth proportional to 39,790.26, 54,929.34 and 25,261.74 is: 34,873.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,790.26 : 54,929.34 = 25,261.74 : x
  2. Step 2: Convert to fraction form
    39,790.26/54,929.34 = 25,261.74/x
  3. Step 3: Cross multiply
    39,790.26x = 54,929.34 × 25,261.74
  4. Step 4: Simplify right side
    39,790.26x = 1,387,610,705.45
  5. Step 5: Solve for x
    x = 1,387,610,705.45/39,790.26
  6. Step 6: Final answer
    x = 34,873.12

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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.