Home / 25,513.79-35,206.38-14,181.47

Finding the Fourth Proportional to 25,513.79, 35,206.38 and 14,181.47

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Solution

The fourth proportional to 25,513.79, 35,206.38 and 14,181.47 is: 19,568.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513.79 : 35,206.38 = 14,181.47 : x
  2. Step 2: Convert to fraction form
    25,513.79/35,206.38 = 14,181.47/x
  3. Step 3: Cross multiply
    25,513.79x = 35,206.38 × 14,181.47
  4. Step 4: Simplify right side
    25,513.79x = 499,278,221.78
  5. Step 5: Solve for x
    x = 499,278,221.78/25,513.79
  6. Step 6: Final answer
    x = 19,568.96

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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.