Home / 25,891.67-35,729.70-14,561.66

Finding the Fourth Proportional to 25,891.67, 35,729.70 and 14,561.66

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Solution

The fourth proportional to 25,891.67, 35,729.70 and 14,561.66 is: 20,094.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,891.67 : 35,729.70 = 14,561.66 : x
  2. Step 2: Convert to fraction form
    25,891.67/35,729.70 = 14,561.66/x
  3. Step 3: Cross multiply
    25,891.67x = 35,729.70 × 14,561.66
  4. Step 4: Simplify right side
    25,891.67x = 520,283,743.30
  5. Step 5: Solve for x
    x = 520,283,743.30/25,891.67
  6. Step 6: Final answer
    x = 20,094.64

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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.