Home / 19,228.19-28,855.15-6,748.27

Finding the Fourth Proportional to 19,228.19, 28,855.15 and 6,748.27

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Solution

The fourth proportional to 19,228.19, 28,855.15 and 6,748.27 is: 10,126.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.19 : 28,855.15 = 6,748.27 : x
  2. Step 2: Convert to fraction form
    19,228.19/28,855.15 = 6,748.27/x
  3. Step 3: Cross multiply
    19,228.19x = 28,855.15 × 6,748.27
  4. Step 4: Simplify right side
    19,228.19x = 194,722,254.08
  5. Step 5: Solve for x
    x = 194,722,254.08/19,228.19
  6. Step 6: Final answer
    x = 10,126.92

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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.