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Finding the Fourth Proportional to 35,889.48, 49,422.96 and 27,918.27

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Solution

The fourth proportional to 35,889.48, 49,422.96 and 27,918.27 is: 38,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,889.48 : 49,422.96 = 27,918.27 : x
  2. Step 2: Convert to fraction form
    35,889.48/49,422.96 = 27,918.27/x
  3. Step 3: Cross multiply
    35,889.48x = 49,422.96 × 27,918.27
  4. Step 4: Simplify right side
    35,889.48x = 1,379,803,541.48
  5. Step 5: Solve for x
    x = 1,379,803,541.48/35,889.48
  6. Step 6: Final answer
    x = 38,445.91

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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.