Home / 34,790.10-48,009.90-18,874.43

Finding the Fourth Proportional to 34,790.10, 48,009.90 and 18,874.43

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Solution

The fourth proportional to 34,790.10, 48,009.90 and 18,874.43 is: 26,046.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790.10 : 48,009.90 = 18,874.43 : x
  2. Step 2: Convert to fraction form
    34,790.10/48,009.90 = 18,874.43/x
  3. Step 3: Cross multiply
    34,790.10x = 48,009.90 × 18,874.43
  4. Step 4: Simplify right side
    34,790.10x = 906,159,496.86
  5. Step 5: Solve for x
    x = 906,159,496.86/34,790.10
  6. Step 6: Final answer
    x = 26,046.48

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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.