Home / 53,010.22-79,515.25-13,567.34

Finding the Fourth Proportional to 53,010.22, 79,515.25 and 13,567.34

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Solution

The fourth proportional to 53,010.22, 79,515.25 and 13,567.34 is: 20,350.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,010.22 : 79,515.25 = 13,567.34 : x
  2. Step 2: Convert to fraction form
    53,010.22/79,515.25 = 13,567.34/x
  3. Step 3: Cross multiply
    53,010.22x = 79,515.25 × 13,567.34
  4. Step 4: Simplify right side
    53,010.22x = 1,078,810,431.94
  5. Step 5: Solve for x
    x = 1,078,810,431.94/53,010.22
  6. Step 6: Final answer
    x = 20,350.99

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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.