Home / 15,756.20-23,632.70-5,367.80

Finding the Fourth Proportional to 15,756.20, 23,632.70 and 5,367.80

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Solution

The fourth proportional to 15,756.20, 23,632.70 and 5,367.80 is: 8,051.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756.20 : 23,632.70 = 5,367.80 : x
  2. Step 2: Convert to fraction form
    15,756.20/23,632.70 = 5,367.80/x
  3. Step 3: Cross multiply
    15,756.20x = 23,632.70 × 5,367.80
  4. Step 4: Simplify right side
    15,756.20x = 126,855,607.06
  5. Step 5: Solve for x
    x = 126,855,607.06/15,756.20
  6. Step 6: Final answer
    x = 8,051.15

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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.