Home / 60,490.11-90,734.86-15,511.27

Finding the Fourth Proportional to 60,490.11, 90,734.86 and 15,511.27

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Solution

The fourth proportional to 60,490.11, 90,734.86 and 15,511.27 is: 23,266.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,490.11 : 90,734.86 = 15,511.27 : x
  2. Step 2: Convert to fraction form
    60,490.11/90,734.86 = 15,511.27/x
  3. Step 3: Cross multiply
    60,490.11x = 90,734.86 × 15,511.27
  4. Step 4: Simplify right side
    60,490.11x = 1,407,412,733.51
  5. Step 5: Solve for x
    x = 1,407,412,733.51/60,490.11
  6. Step 6: Final answer
    x = 23,266.82

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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.