Home / 25,517.84-35,191.26-16,900.45

Finding the Fourth Proportional to 25,517.84, 35,191.26 and 16,900.45

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Solution

The fourth proportional to 25,517.84, 35,191.26 and 16,900.45 is: 23,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.84 : 35,191.26 = 16,900.45 : x
  2. Step 2: Convert to fraction form
    25,517.84/35,191.26 = 16,900.45/x
  3. Step 3: Cross multiply
    25,517.84x = 35,191.26 × 16,900.45
  4. Step 4: Simplify right side
    25,517.84x = 594,748,042.09
  5. Step 5: Solve for x
    x = 594,748,042.09/25,517.84
  6. Step 6: Final answer
    x = 23,307.15

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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.