Home / 20,624.24-30,935.08-5,835.12

Finding the Fourth Proportional to 20,624.24, 30,935.08 and 5,835.12

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Solution

The fourth proportional to 20,624.24, 30,935.08 and 5,835.12 is: 8,752.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,624.24 : 30,935.08 = 5,835.12 : x
  2. Step 2: Convert to fraction form
    20,624.24/30,935.08 = 5,835.12/x
  3. Step 3: Cross multiply
    20,624.24x = 30,935.08 × 5,835.12
  4. Step 4: Simplify right side
    20,624.24x = 180,509,904.01
  5. Step 5: Solve for x
    x = 180,509,904.01/20,624.24
  6. Step 6: Final answer
    x = 8,752.32

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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.