Home / 16,839.68-25,261.41-13,746.02

Finding the Fourth Proportional to 16,839.68, 25,261.41 and 13,746.02

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Solution

The fourth proportional to 16,839.68, 25,261.41 and 13,746.02 is: 20,620.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.68 : 25,261.41 = 13,746.02 : x
  2. Step 2: Convert to fraction form
    16,839.68/25,261.41 = 13,746.02/x
  3. Step 3: Cross multiply
    16,839.68x = 25,261.41 × 13,746.02
  4. Step 4: Simplify right side
    16,839.68x = 347,243,749.57
  5. Step 5: Solve for x
    x = 347,243,749.57/16,839.68
  6. Step 6: Final answer
    x = 20,620.57

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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.