Home / 30,267.91-45,402.09-10,546.44

Finding the Fourth Proportional to 30,267.91, 45,402.09 and 10,546.44

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Solution

The fourth proportional to 30,267.91, 45,402.09 and 10,546.44 is: 15,819.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,267.91 : 45,402.09 = 10,546.44 : x
  2. Step 2: Convert to fraction form
    30,267.91/45,402.09 = 10,546.44/x
  3. Step 3: Cross multiply
    30,267.91x = 45,402.09 × 10,546.44
  4. Step 4: Simplify right side
    30,267.91x = 478,830,418.06
  5. Step 5: Solve for x
    x = 478,830,418.06/30,267.91
  6. Step 6: Final answer
    x = 15,819.74

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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.