Home / 12,730.24-19,094.40-3,496

Finding the Fourth Proportional to 12,730.24, 19,094.40 and 3,496

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Solution

The fourth proportional to 12,730.24, 19,094.40 and 3,496 is: 5,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730.24 : 19,094.40 = 3,496 : x
  2. Step 2: Convert to fraction form
    12,730.24/19,094.40 = 3,496/x
  3. Step 3: Cross multiply
    12,730.24x = 19,094.40 × 3,496
  4. Step 4: Simplify right side
    12,730.24x = 66,754,022.40
  5. Step 5: Solve for x
    x = 66,754,022.40/12,730.24
  6. Step 6: Final answer
    x = 5,243.74

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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.