Home / 29,103.14-43,655.79-9,381.98

Finding the Fourth Proportional to 29,103.14, 43,655.79 and 9,381.98

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Solution

The fourth proportional to 29,103.14, 43,655.79 and 9,381.98 is: 14,073.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103.14 : 43,655.79 = 9,381.98 : x
  2. Step 2: Convert to fraction form
    29,103.14/43,655.79 = 9,381.98/x
  3. Step 3: Cross multiply
    29,103.14x = 43,655.79 × 9,381.98
  4. Step 4: Simplify right side
    29,103.14x = 409,577,748.66
  5. Step 5: Solve for x
    x = 409,577,748.66/29,103.14
  6. Step 6: Final answer
    x = 14,073.32

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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.