Home / 15,996.48-22,074.88-8,923.68

Finding the Fourth Proportional to 15,996.48, 22,074.88 and 8,923.68

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Solution

The fourth proportional to 15,996.48, 22,074.88 and 8,923.68 is: 12,314.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.48 : 22,074.88 = 8,923.68 : x
  2. Step 2: Convert to fraction form
    15,996.48/22,074.88 = 8,923.68/x
  3. Step 3: Cross multiply
    15,996.48x = 22,074.88 × 8,923.68
  4. Step 4: Simplify right side
    15,996.48x = 196,989,165.16
  5. Step 5: Solve for x
    x = 196,989,165.16/15,996.48
  6. Step 6: Final answer
    x = 12,314.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.