Home / 15,070.70-22,576.61-7,161.95

Finding the Fourth Proportional to 15,070.70, 22,576.61 and 7,161.95

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Solution

The fourth proportional to 15,070.70, 22,576.61 and 7,161.95 is: 10,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070.70 : 22,576.61 = 7,161.95 : x
  2. Step 2: Convert to fraction form
    15,070.70/22,576.61 = 7,161.95/x
  3. Step 3: Cross multiply
    15,070.70x = 22,576.61 × 7,161.95
  4. Step 4: Simplify right side
    15,070.70x = 161,692,403.30
  5. Step 5: Solve for x
    x = 161,692,403.30/15,070.70
  6. Step 6: Final answer
    x = 10,728.93

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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.