Home / 20,624.63-30,937.55-5,042.25

Finding the Fourth Proportional to 20,624.63, 30,937.55 and 5,042.25

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Solution

The fourth proportional to 20,624.63, 30,937.55 and 5,042.25 is: 7,563.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,624.63 : 30,937.55 = 5,042.25 : x
  2. Step 2: Convert to fraction form
    20,624.63/30,937.55 = 5,042.25/x
  3. Step 3: Cross multiply
    20,624.63x = 30,937.55 × 5,042.25
  4. Step 4: Simplify right side
    20,624.63x = 155,994,836.28
  5. Step 5: Solve for x
    x = 155,994,836.28/20,624.63
  6. Step 6: Final answer
    x = 7,563.52

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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.