Home / 36,434.46-54,664.74-12,748.52

Finding the Fourth Proportional to 36,434.46, 54,664.74 and 12,748.52

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Solution

The fourth proportional to 36,434.46, 54,664.74 and 12,748.52 is: 19,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,434.46 : 54,664.74 = 12,748.52 : x
  2. Step 2: Convert to fraction form
    36,434.46/54,664.74 = 12,748.52/x
  3. Step 3: Cross multiply
    36,434.46x = 54,664.74 × 12,748.52
  4. Step 4: Simplify right side
    36,434.46x = 696,894,257.86
  5. Step 5: Solve for x
    x = 696,894,257.86/36,434.46
  6. Step 6: Final answer
    x = 19,127.34

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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.