Home / 34,805.12-48,029.77-18,889.22

Finding the Fourth Proportional to 34,805.12, 48,029.77 and 18,889.22

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Solution

The fourth proportional to 34,805.12, 48,029.77 and 18,889.22 is: 26,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,805.12 : 48,029.77 = 18,889.22 : x
  2. Step 2: Convert to fraction form
    34,805.12/48,029.77 = 18,889.22/x
  3. Step 3: Cross multiply
    34,805.12x = 48,029.77 × 18,889.22
  4. Step 4: Simplify right side
    34,805.12x = 907,245,035.77
  5. Step 5: Solve for x
    x = 907,245,035.77/34,805.12
  6. Step 6: Final answer
    x = 26,066.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.