Home / 20,025.18-30,037.49-5,984.90

Finding the Fourth Proportional to 20,025.18, 30,037.49 and 5,984.90

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Solution

The fourth proportional to 20,025.18, 30,037.49 and 5,984.90 is: 8,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.18 : 30,037.49 = 5,984.90 : x
  2. Step 2: Convert to fraction form
    20,025.18/30,037.49 = 5,984.90/x
  3. Step 3: Cross multiply
    20,025.18x = 30,037.49 × 5,984.90
  4. Step 4: Simplify right side
    20,025.18x = 179,771,373.90
  5. Step 5: Solve for x
    x = 179,771,373.90/20,025.18
  6. Step 6: Final answer
    x = 8,977.27

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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.