Home / 43,013.23-64,522.58-11,422.77

Finding the Fourth Proportional to 43,013.23, 64,522.58 and 11,422.77

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Solution

The fourth proportional to 43,013.23, 64,522.58 and 11,422.77 is: 17,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,013.23 : 64,522.58 = 11,422.77 : x
  2. Step 2: Convert to fraction form
    43,013.23/64,522.58 = 11,422.77/x
  3. Step 3: Cross multiply
    43,013.23x = 64,522.58 × 11,422.77
  4. Step 4: Simplify right side
    43,013.23x = 737,026,655.01
  5. Step 5: Solve for x
    x = 737,026,655.01/43,013.23
  6. Step 6: Final answer
    x = 17,134.88

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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.