Home / 14,174.28-21,356.00-12,841.74

Finding the Fourth Proportional to 14,174.28, 21,356.00 and 12,841.74

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Solution

The fourth proportional to 14,174.28, 21,356.00 and 12,841.74 is: 19,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,174.28 : 21,356.00 = 12,841.74 : x
  2. Step 2: Convert to fraction form
    14,174.28/21,356.00 = 12,841.74/x
  3. Step 3: Cross multiply
    14,174.28x = 21,356.00 × 12,841.74
  4. Step 4: Simplify right side
    14,174.28x = 274,248,231.54
  5. Step 5: Solve for x
    x = 274,248,231.54/14,174.28
  6. Step 6: Final answer
    x = 19,348.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.