Home / 27,127.82-40,607.49-17,627.42

Finding the Fourth Proportional to 27,127.82, 40,607.49 and 17,627.42

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Solution

The fourth proportional to 27,127.82, 40,607.49 and 17,627.42 is: 26,386.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,127.82 : 40,607.49 = 17,627.42 : x
  2. Step 2: Convert to fraction form
    27,127.82/40,607.49 = 17,627.42/x
  3. Step 3: Cross multiply
    27,127.82x = 40,607.49 × 17,627.42
  4. Step 4: Simplify right side
    27,127.82x = 715,805,281.38
  5. Step 5: Solve for x
    x = 715,805,281.38/27,127.82
  6. Step 6: Final answer
    x = 26,386.39

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1.5x scale

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.