Home / 38,998.08-53,818.56-22,236.48

Finding the Fourth Proportional to 38,998.08, 53,818.56 and 22,236.48

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Solution

The fourth proportional to 38,998.08, 53,818.56 and 22,236.48 is: 30,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,998.08 : 53,818.56 = 22,236.48 : x
  2. Step 2: Convert to fraction form
    38,998.08/53,818.56 = 22,236.48/x
  3. Step 3: Cross multiply
    38,998.08x = 53,818.56 × 22,236.48
  4. Step 4: Simplify right side
    38,998.08x = 1,196,735,333.07
  5. Step 5: Solve for x
    x = 1,196,735,333.07/38,998.08
  6. Step 6: Final answer
    x = 30,687.03

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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.