Home / 24,330.43-36,484.30-12,640.51

Finding the Fourth Proportional to 24,330.43, 36,484.30 and 12,640.51

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Solution

The fourth proportional to 24,330.43, 36,484.30 and 12,640.51 is: 18,954.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,330.43 : 36,484.30 = 12,640.51 : x
  2. Step 2: Convert to fraction form
    24,330.43/36,484.30 = 12,640.51/x
  3. Step 3: Cross multiply
    24,330.43x = 36,484.30 × 12,640.51
  4. Step 4: Simplify right side
    24,330.43x = 461,180,158.99
  5. Step 5: Solve for x
    x = 461,180,158.99/24,330.43
  6. Step 6: Final answer
    x = 18,954.87

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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.