Home / 16,768.02-23,139.75-9,214.44

Finding the Fourth Proportional to 16,768.02, 23,139.75 and 9,214.44

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Solution

The fourth proportional to 16,768.02, 23,139.75 and 9,214.44 is: 12,715.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.02 : 23,139.75 = 9,214.44 : x
  2. Step 2: Convert to fraction form
    16,768.02/23,139.75 = 9,214.44/x
  3. Step 3: Cross multiply
    16,768.02x = 23,139.75 × 9,214.44
  4. Step 4: Simplify right side
    16,768.02x = 213,219,837.99
  5. Step 5: Solve for x
    x = 213,219,837.99/16,768.02
  6. Step 6: Final answer
    x = 12,715.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.