Home / 16,791.02-25,165.88-7,420.94

Finding the Fourth Proportional to 16,791.02, 25,165.88 and 7,420.94

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Solution

The fourth proportional to 16,791.02, 25,165.88 and 7,420.94 is: 11,122.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,791.02 : 25,165.88 = 7,420.94 : x
  2. Step 2: Convert to fraction form
    16,791.02/25,165.88 = 7,420.94/x
  3. Step 3: Cross multiply
    16,791.02x = 25,165.88 × 7,420.94
  4. Step 4: Simplify right side
    16,791.02x = 186,754,485.53
  5. Step 5: Solve for x
    x = 186,754,485.53/16,791.02
  6. Step 6: Final answer
    x = 11,122.28

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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.