Home / 25,974.28-35,816.32-16,530.76

Finding the Fourth Proportional to 25,974.28, 35,816.32 and 16,530.76

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Solution

The fourth proportional to 25,974.28, 35,816.32 and 16,530.76 is: 22,794.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,974.28 : 35,816.32 = 16,530.76 : x
  2. Step 2: Convert to fraction form
    25,974.28/35,816.32 = 16,530.76/x
  3. Step 3: Cross multiply
    25,974.28x = 35,816.32 × 16,530.76
  4. Step 4: Simplify right side
    25,974.28x = 592,070,990.00
  5. Step 5: Solve for x
    x = 592,070,990.00/25,974.28
  6. Step 6: Final answer
    x = 22,794.51

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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.