Home / 25,605.75-35,336.08-14,275.96

Finding the Fourth Proportional to 25,605.75, 35,336.08 and 14,275.96

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Solution

The fourth proportional to 25,605.75, 35,336.08 and 14,275.96 is: 19,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,605.75 : 35,336.08 = 14,275.96 : x
  2. Step 2: Convert to fraction form
    25,605.75/35,336.08 = 14,275.96/x
  3. Step 3: Cross multiply
    25,605.75x = 35,336.08 × 14,275.96
  4. Step 4: Simplify right side
    25,605.75x = 504,456,394.14
  5. Step 5: Solve for x
    x = 504,456,394.14/25,605.75
  6. Step 6: Final answer
    x = 19,700.90

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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.