Home / 24,622.35-36,936.09-7,981.71

Finding the Fourth Proportional to 24,622.35, 36,936.09 and 7,981.71

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Solution

The fourth proportional to 24,622.35, 36,936.09 and 7,981.71 is: 11,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,622.35 : 36,936.09 = 7,981.71 : x
  2. Step 2: Convert to fraction form
    24,622.35/36,936.09 = 7,981.71/x
  3. Step 3: Cross multiply
    24,622.35x = 36,936.09 × 7,981.71
  4. Step 4: Simplify right side
    24,622.35x = 294,813,158.91
  5. Step 5: Solve for x
    x = 294,813,158.91/24,622.35
  6. Step 6: Final answer
    x = 11,973.40

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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.