Home / 15,549.87-23,321.01-4,453.95

Finding the Fourth Proportional to 15,549.87, 23,321.01 and 4,453.95

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Solution

The fourth proportional to 15,549.87, 23,321.01 and 4,453.95 is: 6,679.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.87 : 23,321.01 = 4,453.95 : x
  2. Step 2: Convert to fraction form
    15,549.87/23,321.01 = 4,453.95/x
  3. Step 3: Cross multiply
    15,549.87x = 23,321.01 × 4,453.95
  4. Step 4: Simplify right side
    15,549.87x = 103,870,612.49
  5. Step 5: Solve for x
    x = 103,870,612.49/15,549.87
  6. Step 6: Final answer
    x = 6,679.84

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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.