Home / 13,053.24-19,568.79-4,285.80

Finding the Fourth Proportional to 13,053.24, 19,568.79 and 4,285.80

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Solution

The fourth proportional to 13,053.24, 19,568.79 and 4,285.80 is: 6,425.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.24 : 19,568.79 = 4,285.80 : x
  2. Step 2: Convert to fraction form
    13,053.24/19,568.79 = 4,285.80/x
  3. Step 3: Cross multiply
    13,053.24x = 19,568.79 × 4,285.80
  4. Step 4: Simplify right side
    13,053.24x = 83,867,920.18
  5. Step 5: Solve for x
    x = 83,867,920.18/13,053.24
  6. Step 6: Final answer
    x = 6,425.07

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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.