Home / 45,211.98-67,796.10-15,619.44

Finding the Fourth Proportional to 45,211.98, 67,796.10 and 15,619.44

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Solution

The fourth proportional to 45,211.98, 67,796.10 and 15,619.44 is: 23,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,211.98 : 67,796.10 = 15,619.44 : x
  2. Step 2: Convert to fraction form
    45,211.98/67,796.10 = 15,619.44/x
  3. Step 3: Cross multiply
    45,211.98x = 67,796.10 × 15,619.44
  4. Step 4: Simplify right side
    45,211.98x = 1,058,937,116.18
  5. Step 5: Solve for x
    x = 1,058,937,116.18/45,211.98
  6. Step 6: Final answer
    x = 23,421.60

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1.5x scale

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.