Home / 14,678.28-22,015.47-4,149.15

Finding the Fourth Proportional to 14,678.28, 22,015.47 and 4,149.15

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Solution

The fourth proportional to 14,678.28, 22,015.47 and 4,149.15 is: 6,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678.28 : 22,015.47 = 4,149.15 : x
  2. Step 2: Convert to fraction form
    14,678.28/22,015.47 = 4,149.15/x
  3. Step 3: Cross multiply
    14,678.28x = 22,015.47 × 4,149.15
  4. Step 4: Simplify right side
    14,678.28x = 91,345,487.35
  5. Step 5: Solve for x
    x = 91,345,487.35/14,678.28
  6. Step 6: Final answer
    x = 6,223.17

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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.