Home / 41,116.36-61,692.14-13,038.72

Finding the Fourth Proportional to 41,116.36, 61,692.14 and 13,038.72

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Solution

The fourth proportional to 41,116.36, 61,692.14 and 13,038.72 is: 19,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,116.36 : 61,692.14 = 13,038.72 : x
  2. Step 2: Convert to fraction form
    41,116.36/61,692.14 = 13,038.72/x
  3. Step 3: Cross multiply
    41,116.36x = 61,692.14 × 13,038.72
  4. Step 4: Simplify right side
    41,116.36x = 804,386,539.66
  5. Step 5: Solve for x
    x = 804,386,539.66/41,116.36
  6. Step 6: Final answer
    x = 19,563.66

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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.