Home / 53,022.24-79,531.52-13,579.70

Finding the Fourth Proportional to 53,022.24, 79,531.52 and 13,579.70

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Solution

The fourth proportional to 53,022.24, 79,531.52 and 13,579.70 is: 20,369.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,022.24 : 79,531.52 = 13,579.70 : x
  2. Step 2: Convert to fraction form
    53,022.24/79,531.52 = 13,579.70/x
  3. Step 3: Cross multiply
    53,022.24x = 79,531.52 × 13,579.70
  4. Step 4: Simplify right side
    53,022.24x = 1,080,013,716.59
  5. Step 5: Solve for x
    x = 1,080,013,716.59/53,022.24
  6. Step 6: Final answer
    x = 20,369.07

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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.