Home / 16,930.02-25,411.44-8,171.10

Finding the Fourth Proportional to 16,930.02, 25,411.44 and 8,171.10

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Solution

The fourth proportional to 16,930.02, 25,411.44 and 8,171.10 is: 12,264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.02 : 25,411.44 = 8,171.10 : x
  2. Step 2: Convert to fraction form
    16,930.02/25,411.44 = 8,171.10/x
  3. Step 3: Cross multiply
    16,930.02x = 25,411.44 × 8,171.10
  4. Step 4: Simplify right side
    16,930.02x = 207,639,417.38
  5. Step 5: Solve for x
    x = 207,639,417.38/16,930.02
  6. Step 6: Final answer
    x = 12,264.57

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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.