Home / 15,200.96-22,770.86-7,579.23

Finding the Fourth Proportional to 15,200.96, 22,770.86 and 7,579.23

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Solution

The fourth proportional to 15,200.96, 22,770.86 and 7,579.23 is: 11,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,200.96 : 22,770.86 = 7,579.23 : x
  2. Step 2: Convert to fraction form
    15,200.96/22,770.86 = 7,579.23/x
  3. Step 3: Cross multiply
    15,200.96x = 22,770.86 × 7,579.23
  4. Step 4: Simplify right side
    15,200.96x = 172,585,547.34
  5. Step 5: Solve for x
    x = 172,585,547.34/15,200.96
  6. Step 6: Final answer
    x = 11,353.60

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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.