Home / 32,291.78-48,155.08-31,996.52

Finding the Fourth Proportional to 32,291.78, 48,155.08 and 31,996.52

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Solution

The fourth proportional to 32,291.78, 48,155.08 and 31,996.52 is: 47,714.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,291.78 : 48,155.08 = 31,996.52 : x
  2. Step 2: Convert to fraction form
    32,291.78/48,155.08 = 31,996.52/x
  3. Step 3: Cross multiply
    32,291.78x = 48,155.08 × 31,996.52
  4. Step 4: Simplify right side
    32,291.78x = 1,540,794,980.32
  5. Step 5: Solve for x
    x = 1,540,794,980.32/32,291.78
  6. Step 6: Final answer
    x = 47,714.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.