Home / 19,039.41-28,560.96-6,557.76

Finding the Fourth Proportional to 19,039.41, 28,560.96 and 6,557.76

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Solution

The fourth proportional to 19,039.41, 28,560.96 and 6,557.76 is: 9,837.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.41 : 28,560.96 = 6,557.76 : x
  2. Step 2: Convert to fraction form
    19,039.41/28,560.96 = 6,557.76/x
  3. Step 3: Cross multiply
    19,039.41x = 28,560.96 × 6,557.76
  4. Step 4: Simplify right side
    19,039.41x = 187,295,921.05
  5. Step 5: Solve for x
    x = 187,295,921.05/19,039.41
  6. Step 6: Final answer
    x = 9,837.28

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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.