Home / 10,267.68-15,295.56-9,630.24

Finding the Fourth Proportional to 10,267.68, 15,295.56 and 9,630.24

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Solution

The fourth proportional to 10,267.68, 15,295.56 and 9,630.24 is: 14,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.68 : 15,295.56 = 9,630.24 : x
  2. Step 2: Convert to fraction form
    10,267.68/15,295.56 = 9,630.24/x
  3. Step 3: Cross multiply
    10,267.68x = 15,295.56 × 9,630.24
  4. Step 4: Simplify right side
    10,267.68x = 147,299,913.73
  5. Step 5: Solve for x
    x = 147,299,913.73/10,267.68
  6. Step 6: Final answer
    x = 14,345.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.