Home / 20,027.63-30,047.46-5,988.11

Finding the Fourth Proportional to 20,027.63, 30,047.46 and 5,988.11

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Solution

The fourth proportional to 20,027.63, 30,047.46 and 5,988.11 is: 8,983.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027.63 : 30,047.46 = 5,988.11 : x
  2. Step 2: Convert to fraction form
    20,027.63/30,047.46 = 5,988.11/x
  3. Step 3: Cross multiply
    20,027.63x = 30,047.46 × 5,988.11
  4. Step 4: Simplify right side
    20,027.63x = 179,927,495.70
  5. Step 5: Solve for x
    x = 179,927,495.70/20,027.63
  6. Step 6: Final answer
    x = 8,983.96

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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.