Home / 15,369.99-23,055.20-4,276.43

Finding the Fourth Proportional to 15,369.99, 23,055.20 and 4,276.43

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Solution

The fourth proportional to 15,369.99, 23,055.20 and 4,276.43 is: 6,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,369.99 : 23,055.20 = 4,276.43 : x
  2. Step 2: Convert to fraction form
    15,369.99/23,055.20 = 4,276.43/x
  3. Step 3: Cross multiply
    15,369.99x = 23,055.20 × 4,276.43
  4. Step 4: Simplify right side
    15,369.99x = 98,593,914.77
  5. Step 5: Solve for x
    x = 98,593,914.77/15,369.99
  6. Step 6: Final answer
    x = 6,414.70

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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.