Home / 20,312.46-30,471.60-6,273.66

Finding the Fourth Proportional to 20,312.46, 30,471.60 and 6,273.66

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Solution

The fourth proportional to 20,312.46, 30,471.60 and 6,273.66 is: 9,411.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,312.46 : 30,471.60 = 6,273.66 : x
  2. Step 2: Convert to fraction form
    20,312.46/30,471.60 = 6,273.66/x
  3. Step 3: Cross multiply
    20,312.46x = 30,471.60 × 6,273.66
  4. Step 4: Simplify right side
    20,312.46x = 191,168,458.06
  5. Step 5: Solve for x
    x = 191,168,458.06/20,312.46
  6. Step 6: Final answer
    x = 9,411.39

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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.