Home / 16,798.76-25,197.22-5,111.06

Finding the Fourth Proportional to 16,798.76, 25,197.22 and 5,111.06

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Solution

The fourth proportional to 16,798.76, 25,197.22 and 5,111.06 is: 7,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798.76 : 25,197.22 = 5,111.06 : x
  2. Step 2: Convert to fraction form
    16,798.76/25,197.22 = 5,111.06/x
  3. Step 3: Cross multiply
    16,798.76x = 25,197.22 × 5,111.06
  4. Step 4: Simplify right side
    16,798.76x = 128,784,553.47
  5. Step 5: Solve for x
    x = 128,784,553.47/16,798.76
  6. Step 6: Final answer
    x = 7,666.32

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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.