Home / 16,780.88-25,171.47-5,094.09

Finding the Fourth Proportional to 16,780.88, 25,171.47 and 5,094.09

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Solution

The fourth proportional to 16,780.88, 25,171.47 and 5,094.09 is: 7,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,780.88 : 25,171.47 = 5,094.09 : x
  2. Step 2: Convert to fraction form
    16,780.88/25,171.47 = 5,094.09/x
  3. Step 3: Cross multiply
    16,780.88x = 25,171.47 × 5,094.09
  4. Step 4: Simplify right side
    16,780.88x = 128,225,808.90
  5. Step 5: Solve for x
    x = 128,225,808.90/16,780.88
  6. Step 6: Final answer
    x = 7,641.19

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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.