Home / 45,990.66-68,971.26-14,818.62

Finding the Fourth Proportional to 45,990.66, 68,971.26 and 14,818.62

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Solution

The fourth proportional to 45,990.66, 68,971.26 and 14,818.62 is: 22,223.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,990.66 : 68,971.26 = 14,818.62 : x
  2. Step 2: Convert to fraction form
    45,990.66/68,971.26 = 14,818.62/x
  3. Step 3: Cross multiply
    45,990.66x = 68,971.26 × 14,818.62
  4. Step 4: Simplify right side
    45,990.66x = 1,022,058,892.86
  5. Step 5: Solve for x
    x = 1,022,058,892.86/45,990.66
  6. Step 6: Final answer
    x = 22,223.18

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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.