Home / 32,045.24-48,029.78-13,321.28

Finding the Fourth Proportional to 32,045.24, 48,029.78 and 13,321.28

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Solution

The fourth proportional to 32,045.24, 48,029.78 and 13,321.28 is: 19,966.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,045.24 : 48,029.78 = 13,321.28 : x
  2. Step 2: Convert to fraction form
    32,045.24/48,029.78 = 13,321.28/x
  3. Step 3: Cross multiply
    32,045.24x = 48,029.78 × 13,321.28
  4. Step 4: Simplify right side
    32,045.24x = 639,818,147.72
  5. Step 5: Solve for x
    x = 639,818,147.72/32,045.24
  6. Step 6: Final answer
    x = 19,966.09

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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.