Home / 40,172.38-60,269.85-14,871.51

Finding the Fourth Proportional to 40,172.38, 60,269.85 and 14,871.51

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Solution

The fourth proportional to 40,172.38, 60,269.85 and 14,871.51 is: 22,311.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,172.38 : 60,269.85 = 14,871.51 : x
  2. Step 2: Convert to fraction form
    40,172.38/60,269.85 = 14,871.51/x
  3. Step 3: Cross multiply
    40,172.38x = 60,269.85 × 14,871.51
  4. Step 4: Simplify right side
    40,172.38x = 896,303,676.97
  5. Step 5: Solve for x
    x = 896,303,676.97/40,172.38
  6. Step 6: Final answer
    x = 22,311.44

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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.