Home / 34,688.06-51,997.86-13,614.89

Finding the Fourth Proportional to 34,688.06, 51,997.86 and 13,614.89

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Solution

The fourth proportional to 34,688.06, 51,997.86 and 13,614.89 is: 20,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,688.06 : 51,997.86 = 13,614.89 : x
  2. Step 2: Convert to fraction form
    34,688.06/51,997.86 = 13,614.89/x
  3. Step 3: Cross multiply
    34,688.06x = 51,997.86 × 13,614.89
  4. Step 4: Simplify right side
    34,688.06x = 707,945,274.13
  5. Step 5: Solve for x
    x = 707,945,274.13/34,688.06
  6. Step 6: Final answer
    x = 20,408.91

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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.