Home / 16,802.88-25,208.08-5,117.02

Finding the Fourth Proportional to 16,802.88, 25,208.08 and 5,117.02

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Solution

The fourth proportional to 16,802.88, 25,208.08 and 5,117.02 is: 7,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,802.88 : 25,208.08 = 5,117.02 : x
  2. Step 2: Convert to fraction form
    16,802.88/25,208.08 = 5,117.02/x
  3. Step 3: Cross multiply
    16,802.88x = 25,208.08 × 5,117.02
  4. Step 4: Simplify right side
    16,802.88x = 128,990,249.52
  5. Step 5: Solve for x
    x = 128,990,249.52/16,802.88
  6. Step 6: Final answer
    x = 7,676.68

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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.