Home / 38,005.08-57,008.60-18,009.88

Finding the Fourth Proportional to 38,005.08, 57,008.60 and 18,009.88

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Solution

The fourth proportional to 38,005.08, 57,008.60 and 18,009.88 is: 27,015.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,005.08 : 57,008.60 = 18,009.88 : x
  2. Step 2: Convert to fraction form
    38,005.08/57,008.60 = 18,009.88/x
  3. Step 3: Cross multiply
    38,005.08x = 57,008.60 × 18,009.88
  4. Step 4: Simplify right side
    38,005.08x = 1,026,718,044.97
  5. Step 5: Solve for x
    x = 1,026,718,044.97/38,005.08
  6. Step 6: Final answer
    x = 27,015.28

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1.5x scale

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.