Home / 41,038.98-61,521.21-21,294.42

Finding the Fourth Proportional to 41,038.98, 61,521.21 and 21,294.42

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Solution

The fourth proportional to 41,038.98, 61,521.21 and 21,294.42 is: 31,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,038.98 : 61,521.21 = 21,294.42 : x
  2. Step 2: Convert to fraction form
    41,038.98/61,521.21 = 21,294.42/x
  3. Step 3: Cross multiply
    41,038.98x = 61,521.21 × 21,294.42
  4. Step 4: Simplify right side
    41,038.98x = 1,310,058,484.65
  5. Step 5: Solve for x
    x = 1,310,058,484.65/41,038.98
  6. Step 6: Final answer
    x = 31,922.30

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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.