Home / 53,265.48-79,899.46-13,824.16

Finding the Fourth Proportional to 53,265.48, 79,899.46 and 13,824.16

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Solution

The fourth proportional to 53,265.48, 79,899.46 and 13,824.16 is: 20,736.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,265.48 : 79,899.46 = 13,824.16 : x
  2. Step 2: Convert to fraction form
    53,265.48/79,899.46 = 13,824.16/x
  3. Step 3: Cross multiply
    53,265.48x = 79,899.46 × 13,824.16
  4. Step 4: Simplify right side
    53,265.48x = 1,104,542,918.95
  5. Step 5: Solve for x
    x = 1,104,542,918.95/53,265.48
  6. Step 6: Final answer
    x = 20,736.56

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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.