Home / 16,788.04-25,180.78-5,101.32

Finding the Fourth Proportional to 16,788.04, 25,180.78 and 5,101.32

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Solution

The fourth proportional to 16,788.04, 25,180.78 and 5,101.32 is: 7,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.04 : 25,180.78 = 5,101.32 : x
  2. Step 2: Convert to fraction form
    16,788.04/25,180.78 = 5,101.32/x
  3. Step 3: Cross multiply
    16,788.04x = 25,180.78 × 5,101.32
  4. Step 4: Simplify right side
    16,788.04x = 128,455,216.63
  5. Step 5: Solve for x
    x = 128,455,216.63/16,788.04
  6. Step 6: Final answer
    x = 7,651.59

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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.