Home / 25,350.76-38,025.08-6,630.50

Finding the Fourth Proportional to 25,350.76, 38,025.08 and 6,630.50

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Solution

The fourth proportional to 25,350.76, 38,025.08 and 6,630.50 is: 9,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,350.76 : 38,025.08 = 6,630.50 : x
  2. Step 2: Convert to fraction form
    25,350.76/38,025.08 = 6,630.50/x
  3. Step 3: Cross multiply
    25,350.76x = 38,025.08 × 6,630.50
  4. Step 4: Simplify right side
    25,350.76x = 252,125,292.94
  5. Step 5: Solve for x
    x = 252,125,292.94/25,350.76
  6. Step 6: Final answer
    x = 9,945.47

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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.