Home / 25,479.85-35,161.96-14,149.07

Finding the Fourth Proportional to 25,479.85, 35,161.96 and 14,149.07

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Solution

The fourth proportional to 25,479.85, 35,161.96 and 14,149.07 is: 19,525.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,479.85 : 35,161.96 = 14,149.07 : x
  2. Step 2: Convert to fraction form
    25,479.85/35,161.96 = 14,149.07/x
  3. Step 3: Cross multiply
    25,479.85x = 35,161.96 × 14,149.07
  4. Step 4: Simplify right side
    25,479.85x = 497,509,033.38
  5. Step 5: Solve for x
    x = 497,509,033.38/25,479.85
  6. Step 6: Final answer
    x = 19,525.59

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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.