Home / 16,748.83-23,112.34-9,195.11

Finding the Fourth Proportional to 16,748.83, 23,112.34 and 9,195.11

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Solution

The fourth proportional to 16,748.83, 23,112.34 and 9,195.11 is: 12,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.83 : 23,112.34 = 9,195.11 : x
  2. Step 2: Convert to fraction form
    16,748.83/23,112.34 = 9,195.11/x
  3. Step 3: Cross multiply
    16,748.83x = 23,112.34 × 9,195.11
  4. Step 4: Simplify right side
    16,748.83x = 212,520,541.05
  5. Step 5: Solve for x
    x = 212,520,541.05/16,748.83
  6. Step 6: Final answer
    x = 12,688.68

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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.