Home / 38,166.48-52,669.91-21,169.54

Finding the Fourth Proportional to 38,166.48, 52,669.91 and 21,169.54

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Solution

The fourth proportional to 38,166.48, 52,669.91 and 21,169.54 is: 29,214.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,166.48 : 52,669.91 = 21,169.54 : x
  2. Step 2: Convert to fraction form
    38,166.48/52,669.91 = 21,169.54/x
  3. Step 3: Cross multiply
    38,166.48x = 52,669.91 × 21,169.54
  4. Step 4: Simplify right side
    38,166.48x = 1,114,997,766.54
  5. Step 5: Solve for x
    x = 1,114,997,766.54/38,166.48
  6. Step 6: Final answer
    x = 29,214.06

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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.