Home / 19,903.89-29,859.48-6,755.57

Finding the Fourth Proportional to 19,903.89, 29,859.48 and 6,755.57

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Solution

The fourth proportional to 19,903.89, 29,859.48 and 6,755.57 is: 10,134.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903.89 : 29,859.48 = 6,755.57 : x
  2. Step 2: Convert to fraction form
    19,903.89/29,859.48 = 6,755.57/x
  3. Step 3: Cross multiply
    19,903.89x = 29,859.48 × 6,755.57
  4. Step 4: Simplify right side
    19,903.89x = 201,717,658.01
  5. Step 5: Solve for x
    x = 201,717,658.01/19,903.89
  6. Step 6: Final answer
    x = 10,134.58

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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.