Home / 25,677.99-35,432.37-15,063.75

Finding the Fourth Proportional to 25,677.99, 35,432.37 and 15,063.75

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Solution

The fourth proportional to 25,677.99, 35,432.37 and 15,063.75 is: 20,786.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,677.99 : 35,432.37 = 15,063.75 : x
  2. Step 2: Convert to fraction form
    25,677.99/35,432.37 = 15,063.75/x
  3. Step 3: Cross multiply
    25,677.99x = 35,432.37 × 15,063.75
  4. Step 4: Simplify right side
    25,677.99x = 533,744,363.59
  5. Step 5: Solve for x
    x = 533,744,363.59/25,677.99
  6. Step 6: Final answer
    x = 20,786.06

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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.