Home / 31,605.18-43,611.98-17,457.11

Finding the Fourth Proportional to 31,605.18, 43,611.98 and 17,457.11

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Solution

The fourth proportional to 31,605.18, 43,611.98 and 17,457.11 is: 24,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,605.18 : 43,611.98 = 17,457.11 : x
  2. Step 2: Convert to fraction form
    31,605.18/43,611.98 = 17,457.11/x
  3. Step 3: Cross multiply
    31,605.18x = 43,611.98 × 17,457.11
  4. Step 4: Simplify right side
    31,605.18x = 761,339,132.18
  5. Step 5: Solve for x
    x = 761,339,132.18/31,605.18
  6. Step 6: Final answer
    x = 24,089.06

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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.