Home / 16,776.70-25,165.11-5,090.02

Finding the Fourth Proportional to 16,776.70, 25,165.11 and 5,090.02

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Solution

The fourth proportional to 16,776.70, 25,165.11 and 5,090.02 is: 7,635.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.70 : 25,165.11 = 5,090.02 : x
  2. Step 2: Convert to fraction form
    16,776.70/25,165.11 = 5,090.02/x
  3. Step 3: Cross multiply
    16,776.70x = 25,165.11 × 5,090.02
  4. Step 4: Simplify right side
    16,776.70x = 128,090,913.20
  5. Step 5: Solve for x
    x = 128,090,913.20/16,776.70
  6. Step 6: Final answer
    x = 7,635.05

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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.