Home / 35,734.76-53,564.31-12,019.73

Finding the Fourth Proportional to 35,734.76, 53,564.31 and 12,019.73

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Solution

The fourth proportional to 35,734.76, 53,564.31 and 12,019.73 is: 18,016.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,734.76 : 53,564.31 = 12,019.73 : x
  2. Step 2: Convert to fraction form
    35,734.76/53,564.31 = 12,019.73/x
  3. Step 3: Cross multiply
    35,734.76x = 53,564.31 × 12,019.73
  4. Step 4: Simplify right side
    35,734.76x = 643,828,543.84
  5. Step 5: Solve for x
    x = 643,828,543.84/35,734.76
  6. Step 6: Final answer
    x = 18,016.87

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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.