Home / 34,155.48-51,238.68-14,434.20

Finding the Fourth Proportional to 34,155.48, 51,238.68 and 14,434.20

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Solution

The fourth proportional to 34,155.48, 51,238.68 and 14,434.20 is: 21,653.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,155.48 : 51,238.68 = 14,434.20 : x
  2. Step 2: Convert to fraction form
    34,155.48/51,238.68 = 14,434.20/x
  3. Step 3: Cross multiply
    34,155.48x = 51,238.68 × 14,434.20
  4. Step 4: Simplify right side
    34,155.48x = 739,589,354.86
  5. Step 5: Solve for x
    x = 739,589,354.86/34,155.48
  6. Step 6: Final answer
    x = 21,653.61

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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.