Home / 34,465.19-51,698.05-18,874.31

Finding the Fourth Proportional to 34,465.19, 51,698.05 and 18,874.31

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Solution

The fourth proportional to 34,465.19, 51,698.05 and 18,874.31 is: 28,311.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,465.19 : 51,698.05 = 18,874.31 : x
  2. Step 2: Convert to fraction form
    34,465.19/51,698.05 = 18,874.31/x
  3. Step 3: Cross multiply
    34,465.19x = 51,698.05 × 18,874.31
  4. Step 4: Simplify right side
    34,465.19x = 975,765,022.10
  5. Step 5: Solve for x
    x = 975,765,022.10/34,465.19
  6. Step 6: Final answer
    x = 28,311.61

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1.5x scale

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.