Home / 27,425.48-41,153.10-11,639.39

Finding the Fourth Proportional to 27,425.48, 41,153.10 and 11,639.39

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Solution

The fourth proportional to 27,425.48, 41,153.10 and 11,639.39 is: 17,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,425.48 : 41,153.10 = 11,639.39 : x
  2. Step 2: Convert to fraction form
    27,425.48/41,153.10 = 11,639.39/x
  3. Step 3: Cross multiply
    27,425.48x = 41,153.10 × 11,639.39
  4. Step 4: Simplify right side
    27,425.48x = 478,996,877.73
  5. Step 5: Solve for x
    x = 478,996,877.73/27,425.48
  6. Step 6: Final answer
    x = 17,465.40

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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.