Home / 25,518.12-35,218.26-14,340.12

Finding the Fourth Proportional to 25,518.12, 35,218.26 and 14,340.12

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Solution

The fourth proportional to 25,518.12, 35,218.26 and 14,340.12 is: 19,791.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518.12 : 35,218.26 = 14,340.12 : x
  2. Step 2: Convert to fraction form
    25,518.12/35,218.26 = 14,340.12/x
  3. Step 3: Cross multiply
    25,518.12x = 35,218.26 × 14,340.12
  4. Step 4: Simplify right side
    25,518.12x = 505,034,074.59
  5. Step 5: Solve for x
    x = 505,034,074.59/25,518.12
  6. Step 6: Final answer
    x = 19,791.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.