Home / 13,974.39-19,285.02-7,601.38

Finding the Fourth Proportional to 13,974.39, 19,285.02 and 7,601.38

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Solution

The fourth proportional to 13,974.39, 19,285.02 and 7,601.38 is: 10,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974.39 : 19,285.02 = 7,601.38 : x
  2. Step 2: Convert to fraction form
    13,974.39/19,285.02 = 7,601.38/x
  3. Step 3: Cross multiply
    13,974.39x = 19,285.02 × 7,601.38
  4. Step 4: Simplify right side
    13,974.39x = 146,592,717.12
  5. Step 5: Solve for x
    x = 146,592,717.12/13,974.39
  6. Step 6: Final answer
    x = 10,490.10

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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.