Home / 13,163.59-19,746.42-4,398.53

Finding the Fourth Proportional to 13,163.59, 19,746.42 and 4,398.53

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Solution

The fourth proportional to 13,163.59, 19,746.42 and 4,398.53 is: 6,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163.59 : 19,746.42 = 4,398.53 : x
  2. Step 2: Convert to fraction form
    13,163.59/19,746.42 = 4,398.53/x
  3. Step 3: Cross multiply
    13,163.59x = 19,746.42 × 4,398.53
  4. Step 4: Simplify right side
    13,163.59x = 86,855,270.13
  5. Step 5: Solve for x
    x = 86,855,270.13/13,163.59
  6. Step 6: Final answer
    x = 6,598.15

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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.