Home / 25,015.64-34,517.76-14,403.56

Finding the Fourth Proportional to 25,015.64, 34,517.76 and 14,403.56

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Solution

The fourth proportional to 25,015.64, 34,517.76 and 14,403.56 is: 19,874.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,015.64 : 34,517.76 = 14,403.56 : x
  2. Step 2: Convert to fraction form
    25,015.64/34,517.76 = 14,403.56/x
  3. Step 3: Cross multiply
    25,015.64x = 34,517.76 × 14,403.56
  4. Step 4: Simplify right side
    25,015.64x = 497,178,627.23
  5. Step 5: Solve for x
    x = 497,178,627.23/25,015.64
  6. Step 6: Final answer
    x = 19,874.71

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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.