Home / 19,256.25-28,800.99-11,339.90

Finding the Fourth Proportional to 19,256.25, 28,800.99 and 11,339.90

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Solution

The fourth proportional to 19,256.25, 28,800.99 and 11,339.90 is: 16,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.25 : 28,800.99 = 11,339.90 : x
  2. Step 2: Convert to fraction form
    19,256.25/28,800.99 = 11,339.90/x
  3. Step 3: Cross multiply
    19,256.25x = 28,800.99 × 11,339.90
  4. Step 4: Simplify right side
    19,256.25x = 326,600,202.50
  5. Step 5: Solve for x
    x = 326,600,202.50/19,256.25
  6. Step 6: Final answer
    x = 16,960.74

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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.