Home / 13,053.26-19,579.29-4,288.25

Finding the Fourth Proportional to 13,053.26, 19,579.29 and 4,288.25

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Solution

The fourth proportional to 13,053.26, 19,579.29 and 4,288.25 is: 6,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.26 : 19,579.29 = 4,288.25 : x
  2. Step 2: Convert to fraction form
    13,053.26/19,579.29 = 4,288.25/x
  3. Step 3: Cross multiply
    13,053.26x = 19,579.29 × 4,288.25
  4. Step 4: Simplify right side
    13,053.26x = 83,960,923.21
  5. Step 5: Solve for x
    x = 83,960,923.21/13,053.26
  6. Step 6: Final answer
    x = 6,432.18

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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.