Home / 10,220.08-15,330.12-4,673.31

Finding the Fourth Proportional to 10,220.08, 15,330.12 and 4,673.31

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Solution

The fourth proportional to 10,220.08, 15,330.12 and 4,673.31 is: 7,009.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220.08 : 15,330.12 = 4,673.31 : x
  2. Step 2: Convert to fraction form
    10,220.08/15,330.12 = 4,673.31/x
  3. Step 3: Cross multiply
    10,220.08x = 15,330.12 × 4,673.31
  4. Step 4: Simplify right side
    10,220.08x = 71,642,403.10
  5. Step 5: Solve for x
    x = 71,642,403.10/10,220.08
  6. Step 6: Final answer
    x = 7,009.97

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Similar ratio
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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.