Home / 39,252.54-54,168.90-21,347.96

Finding the Fourth Proportional to 39,252.54, 54,168.90 and 21,347.96

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Solution

The fourth proportional to 39,252.54, 54,168.90 and 21,347.96 is: 29,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,252.54 : 54,168.90 = 21,347.96 : x
  2. Step 2: Convert to fraction form
    39,252.54/54,168.90 = 21,347.96/x
  3. Step 3: Cross multiply
    39,252.54x = 54,168.90 × 21,347.96
  4. Step 4: Simplify right side
    39,252.54x = 1,156,395,239.60
  5. Step 5: Solve for x
    x = 1,156,395,239.60/39,252.54
  6. Step 6: Final answer
    x = 29,460.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.