Home / 38,016.30-52,460.37-21,019.56

Finding the Fourth Proportional to 38,016.30, 52,460.37 and 21,019.56

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Solution

The fourth proportional to 38,016.30, 52,460.37 and 21,019.56 is: 29,005.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016.30 : 52,460.37 = 21,019.56 : x
  2. Step 2: Convert to fraction form
    38,016.30/52,460.37 = 21,019.56/x
  3. Step 3: Cross multiply
    38,016.30x = 52,460.37 × 21,019.56
  4. Step 4: Simplify right side
    38,016.30x = 1,102,693,894.84
  5. Step 5: Solve for x
    x = 1,102,693,894.84/38,016.30
  6. Step 6: Final answer
    x = 29,005.82

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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.