Home / 19,228.68-28,843.02-5,377.32

Finding the Fourth Proportional to 19,228.68, 28,843.02 and 5,377.32

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Solution

The fourth proportional to 19,228.68, 28,843.02 and 5,377.32 is: 8,065.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.68 : 28,843.02 = 5,377.32 : x
  2. Step 2: Convert to fraction form
    19,228.68/28,843.02 = 5,377.32/x
  3. Step 3: Cross multiply
    19,228.68x = 28,843.02 × 5,377.32
  4. Step 4: Simplify right side
    19,228.68x = 155,098,148.31
  5. Step 5: Solve for x
    x = 155,098,148.31/19,228.68
  6. Step 6: Final answer
    x = 8,065.98

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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.