Home / 19,217.50-28,826.48-9,348.36

Finding the Fourth Proportional to 19,217.50, 28,826.48 and 9,348.36

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Solution

The fourth proportional to 19,217.50, 28,826.48 and 9,348.36 is: 14,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,217.50 : 28,826.48 = 9,348.36 : x
  2. Step 2: Convert to fraction form
    19,217.50/28,826.48 = 9,348.36/x
  3. Step 3: Cross multiply
    19,217.50x = 28,826.48 × 9,348.36
  4. Step 4: Simplify right side
    19,217.50x = 269,480,389.99
  5. Step 5: Solve for x
    x = 269,480,389.99/19,217.50
  6. Step 6: Final answer
    x = 14,022.65

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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.