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Finding the Fourth Proportional to 29,779.80, 44,669.81 and 10,058.53

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Solution

The fourth proportional to 29,779.80, 44,669.81 and 10,058.53 is: 15,087.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,779.80 : 44,669.81 = 10,058.53 : x
  2. Step 2: Convert to fraction form
    29,779.80/44,669.81 = 10,058.53/x
  3. Step 3: Cross multiply
    29,779.80x = 44,669.81 × 10,058.53
  4. Step 4: Simplify right side
    29,779.80x = 449,312,623.98
  5. Step 5: Solve for x
    x = 449,312,623.98/29,779.80
  6. Step 6: Final answer
    x = 15,087.83

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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.