Home / 25,286.88-34,895.70-14,677.50

Finding the Fourth Proportional to 25,286.88, 34,895.70 and 14,677.50

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Solution

The fourth proportional to 25,286.88, 34,895.70 and 14,677.50 is: 20,254.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.88 : 34,895.70 = 14,677.50 : x
  2. Step 2: Convert to fraction form
    25,286.88/34,895.70 = 14,677.50/x
  3. Step 3: Cross multiply
    25,286.88x = 34,895.70 × 14,677.50
  4. Step 4: Simplify right side
    25,286.88x = 512,181,636.75
  5. Step 5: Solve for x
    x = 512,181,636.75/25,286.88
  6. Step 6: Final answer
    x = 20,254.84

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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.