Home / 19,268.19-28,903.28-6,121.59

Finding the Fourth Proportional to 19,268.19, 28,903.28 and 6,121.59

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Solution

The fourth proportional to 19,268.19, 28,903.28 and 6,121.59 is: 9,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.19 : 28,903.28 = 6,121.59 : x
  2. Step 2: Convert to fraction form
    19,268.19/28,903.28 = 6,121.59/x
  3. Step 3: Cross multiply
    19,268.19x = 28,903.28 × 6,121.59
  4. Step 4: Simplify right side
    19,268.19x = 176,934,029.82
  5. Step 5: Solve for x
    x = 176,934,029.82/19,268.19
  6. Step 6: Final answer
    x = 9,182.70

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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.