Home / 25,391.23-35,039.80-14,213.23

Finding the Fourth Proportional to 25,391.23, 35,039.80 and 14,213.23

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Solution

The fourth proportional to 25,391.23, 35,039.80 and 14,213.23 is: 19,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,391.23 : 35,039.80 = 14,213.23 : x
  2. Step 2: Convert to fraction form
    25,391.23/35,039.80 = 14,213.23/x
  3. Step 3: Cross multiply
    25,391.23x = 35,039.80 × 14,213.23
  4. Step 4: Simplify right side
    25,391.23x = 498,028,736.55
  5. Step 5: Solve for x
    x = 498,028,736.55/25,391.23
  6. Step 6: Final answer
    x = 19,614.20

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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.