Home / 35,644.91-49,186.63-21,301.88

Finding the Fourth Proportional to 35,644.91, 49,186.63 and 21,301.88

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Solution

The fourth proportional to 35,644.91, 49,186.63 and 21,301.88 is: 29,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,644.91 : 49,186.63 = 21,301.88 : x
  2. Step 2: Convert to fraction form
    35,644.91/49,186.63 = 21,301.88/x
  3. Step 3: Cross multiply
    35,644.91x = 49,186.63 × 21,301.88
  4. Step 4: Simplify right side
    35,644.91x = 1,047,767,689.86
  5. Step 5: Solve for x
    x = 1,047,767,689.86/35,644.91
  6. Step 6: Final answer
    x = 29,394.59

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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.