Home / 27,243.59-37,617.14-21,961.98

Finding the Fourth Proportional to 27,243.59, 37,617.14 and 21,961.98

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Solution

The fourth proportional to 27,243.59, 37,617.14 and 21,961.98 is: 30,324.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.59 : 37,617.14 = 21,961.98 : x
  2. Step 2: Convert to fraction form
    27,243.59/37,617.14 = 21,961.98/x
  3. Step 3: Cross multiply
    27,243.59x = 37,617.14 × 21,961.98
  4. Step 4: Simplify right side
    27,243.59x = 826,146,931.24
  5. Step 5: Solve for x
    x = 826,146,931.24/27,243.59
  6. Step 6: Final answer
    x = 30,324.46

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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.