Home / 16,818.92-25,232.16-5,133.08

Finding the Fourth Proportional to 16,818.92, 25,232.16 and 5,133.08

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Solution

The fourth proportional to 16,818.92, 25,232.16 and 5,133.08 is: 7,700.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.92 : 25,232.16 = 5,133.08 : x
  2. Step 2: Convert to fraction form
    16,818.92/25,232.16 = 5,133.08/x
  3. Step 3: Cross multiply
    16,818.92x = 25,232.16 × 5,133.08
  4. Step 4: Simplify right side
    16,818.92x = 129,518,695.85
  5. Step 5: Solve for x
    x = 129,518,695.85/16,818.92
  6. Step 6: Final answer
    x = 7,700.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.