Home / 38,552.06-53,201.93-21,556.92

Finding the Fourth Proportional to 38,552.06, 53,201.93 and 21,556.92

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Solution

The fourth proportional to 38,552.06, 53,201.93 and 21,556.92 is: 29,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,552.06 : 53,201.93 = 21,556.92 : x
  2. Step 2: Convert to fraction form
    38,552.06/53,201.93 = 21,556.92/x
  3. Step 3: Cross multiply
    38,552.06x = 53,201.93 × 21,556.92
  4. Step 4: Simplify right side
    38,552.06x = 1,146,869,748.86
  5. Step 5: Solve for x
    x = 1,146,869,748.86/38,552.06
  6. Step 6: Final answer
    x = 29,748.60

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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.