Home / 25,529.32-35,221.86-14,912.92

Finding the Fourth Proportional to 25,529.32, 35,221.86 and 14,912.92

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Solution

The fourth proportional to 25,529.32, 35,221.86 and 14,912.92 is: 20,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529.32 : 35,221.86 = 14,912.92 : x
  2. Step 2: Convert to fraction form
    25,529.32/35,221.86 = 14,912.92/x
  3. Step 3: Cross multiply
    25,529.32x = 35,221.86 × 14,912.92
  4. Step 4: Simplify right side
    25,529.32x = 525,260,780.43
  5. Step 5: Solve for x
    x = 525,260,780.43/25,529.32
  6. Step 6: Final answer
    x = 20,574.80

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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.