Home / 32,631.36-48,923.10-10,431.96

Finding the Fourth Proportional to 32,631.36, 48,923.10 and 10,431.96

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Solution

The fourth proportional to 32,631.36, 48,923.10 and 10,431.96 is: 15,640.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,631.36 : 48,923.10 = 10,431.96 : x
  2. Step 2: Convert to fraction form
    32,631.36/48,923.10 = 10,431.96/x
  3. Step 3: Cross multiply
    32,631.36x = 48,923.10 × 10,431.96
  4. Step 4: Simplify right side
    32,631.36x = 510,363,822.28
  5. Step 5: Solve for x
    x = 510,363,822.28/32,631.36
  6. Step 6: Final answer
    x = 15,640.29

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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.