Home / 20,037.48-30,057.06-5,246.64

Finding the Fourth Proportional to 20,037.48, 30,057.06 and 5,246.64

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Solution

The fourth proportional to 20,037.48, 30,057.06 and 5,246.64 is: 7,870.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037.48 : 30,057.06 = 5,246.64 : x
  2. Step 2: Convert to fraction form
    20,037.48/30,057.06 = 5,246.64/x
  3. Step 3: Cross multiply
    20,037.48x = 30,057.06 × 5,246.64
  4. Step 4: Simplify right side
    20,037.48x = 157,698,573.28
  5. Step 5: Solve for x
    x = 157,698,573.28/20,037.48
  6. Step 6: Final answer
    x = 7,870.18

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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.