Home / 19,259.28-28,876.44-7,573.68

Finding the Fourth Proportional to 19,259.28, 28,876.44 and 7,573.68

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Solution

The fourth proportional to 19,259.28, 28,876.44 and 7,573.68 is: 11,355.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,259.28 : 28,876.44 = 7,573.68 : x
  2. Step 2: Convert to fraction form
    19,259.28/28,876.44 = 7,573.68/x
  3. Step 3: Cross multiply
    19,259.28x = 28,876.44 × 7,573.68
  4. Step 4: Simplify right side
    19,259.28x = 218,700,916.10
  5. Step 5: Solve for x
    x = 218,700,916.10/19,259.28
  6. Step 6: Final answer
    x = 11,355.61

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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.