Home / 15,730.50-23,596.26-5,340.90

Finding the Fourth Proportional to 15,730.50, 23,596.26 and 5,340.90

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Solution

The fourth proportional to 15,730.50, 23,596.26 and 5,340.90 is: 8,011.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.50 : 23,596.26 = 5,340.90 : x
  2. Step 2: Convert to fraction form
    15,730.50/23,596.26 = 5,340.90/x
  3. Step 3: Cross multiply
    15,730.50x = 23,596.26 × 5,340.90
  4. Step 4: Simplify right side
    15,730.50x = 126,025,265.03
  5. Step 5: Solve for x
    x = 126,025,265.03/15,730.50
  6. Step 6: Final answer
    x = 8,011.52

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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.