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Finding the Fourth Proportional to 38,062.48, 57,054.48 and 15,888.76

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Solution

The fourth proportional to 38,062.48, 57,054.48 and 15,888.76 is: 23,816.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,062.48 : 57,054.48 = 15,888.76 : x
  2. Step 2: Convert to fraction form
    38,062.48/57,054.48 = 15,888.76/x
  3. Step 3: Cross multiply
    38,062.48x = 57,054.48 × 15,888.76
  4. Step 4: Simplify right side
    38,062.48x = 906,524,939.64
  5. Step 5: Solve for x
    x = 906,524,939.64/38,062.48
  6. Step 6: Final answer
    x = 23,816.76

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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.