Home / 19,039.08-28,560.56-6,557.48

Finding the Fourth Proportional to 19,039.08, 28,560.56 and 6,557.48

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Solution

The fourth proportional to 19,039.08, 28,560.56 and 6,557.48 is: 9,836.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.08 : 28,560.56 = 6,557.48 : x
  2. Step 2: Convert to fraction form
    19,039.08/28,560.56 = 6,557.48/x
  3. Step 3: Cross multiply
    19,039.08x = 28,560.56 × 6,557.48
  4. Step 4: Simplify right side
    19,039.08x = 187,285,125.40
  5. Step 5: Solve for x
    x = 187,285,125.40/19,039.08
  6. Step 6: Final answer
    x = 9,836.88

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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.