Home / 25,757.08-35,542.38-14,579.08

Finding the Fourth Proportional to 25,757.08, 35,542.38 and 14,579.08

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Solution

The fourth proportional to 25,757.08, 35,542.38 and 14,579.08 is: 20,117.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,757.08 : 35,542.38 = 14,579.08 : x
  2. Step 2: Convert to fraction form
    25,757.08/35,542.38 = 14,579.08/x
  3. Step 3: Cross multiply
    25,757.08x = 35,542.38 × 14,579.08
  4. Step 4: Simplify right side
    25,757.08x = 518,175,201.41
  5. Step 5: Solve for x
    x = 518,175,201.41/25,757.08
  6. Step 6: Final answer
    x = 20,117.78

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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.