Home / 25,531.30-35,229.09-14,200.66

Finding the Fourth Proportional to 25,531.30, 35,229.09 and 14,200.66

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Solution

The fourth proportional to 25,531.30, 35,229.09 and 14,200.66 is: 19,594.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,531.30 : 35,229.09 = 14,200.66 : x
  2. Step 2: Convert to fraction form
    25,531.30/35,229.09 = 14,200.66/x
  3. Step 3: Cross multiply
    25,531.30x = 35,229.09 × 14,200.66
  4. Step 4: Simplify right side
    25,531.30x = 500,276,329.20
  5. Step 5: Solve for x
    x = 500,276,329.20/25,531.30
  6. Step 6: Final answer
    x = 19,594.63

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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.