Home / 20,533.67-30,800.48-4,951.29

Finding the Fourth Proportional to 20,533.67, 30,800.48 and 4,951.29

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Solution

The fourth proportional to 20,533.67, 30,800.48 and 4,951.29 is: 7,426.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,533.67 : 30,800.48 = 4,951.29 : x
  2. Step 2: Convert to fraction form
    20,533.67/30,800.48 = 4,951.29/x
  3. Step 3: Cross multiply
    20,533.67x = 30,800.48 × 4,951.29
  4. Step 4: Simplify right side
    20,533.67x = 152,502,083.86
  5. Step 5: Solve for x
    x = 152,502,083.86/20,533.67
  6. Step 6: Final answer
    x = 7,426.93

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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.