Home / 32,689.10-48,991.49-15,818.14

Finding the Fourth Proportional to 32,689.10, 48,991.49 and 15,818.14

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Solution

The fourth proportional to 32,689.10, 48,991.49 and 15,818.14 is: 23,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,689.10 : 48,991.49 = 15,818.14 : x
  2. Step 2: Convert to fraction form
    32,689.10/48,991.49 = 15,818.14/x
  3. Step 3: Cross multiply
    32,689.10x = 48,991.49 × 15,818.14
  4. Step 4: Simplify right side
    32,689.10x = 774,954,085.60
  5. Step 5: Solve for x
    x = 774,954,085.60/32,689.10
  6. Step 6: Final answer
    x = 23,706.81

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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.