Home / 20,364.52-30,546.80-5,573.56

Finding the Fourth Proportional to 20,364.52, 30,546.80 and 5,573.56

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Solution

The fourth proportional to 20,364.52, 30,546.80 and 5,573.56 is: 8,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364.52 : 30,546.80 = 5,573.56 : x
  2. Step 2: Convert to fraction form
    20,364.52/30,546.80 = 5,573.56/x
  3. Step 3: Cross multiply
    20,364.52x = 30,546.80 × 5,573.56
  4. Step 4: Simplify right side
    20,364.52x = 170,254,394.74
  5. Step 5: Solve for x
    x = 170,254,394.74/20,364.52
  6. Step 6: Final answer
    x = 8,360.35

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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.