Home / 25,401.70-35,036.85-17,863.84

Finding the Fourth Proportional to 25,401.70, 35,036.85 and 17,863.84

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Solution

The fourth proportional to 25,401.70, 35,036.85 and 17,863.84 is: 24,639.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,401.70 : 35,036.85 = 17,863.84 : x
  2. Step 2: Convert to fraction form
    25,401.70/35,036.85 = 17,863.84/x
  3. Step 3: Cross multiply
    25,401.70x = 35,036.85 × 17,863.84
  4. Step 4: Simplify right side
    25,401.70x = 625,892,682.50
  5. Step 5: Solve for x
    x = 625,892,682.50/25,401.70
  6. Step 6: Final answer
    x = 24,639.80

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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.