Home / 19,494.05-29,223.65-7,645.07

Finding the Fourth Proportional to 19,494.05, 29,223.65 and 7,645.07

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Solution

The fourth proportional to 19,494.05, 29,223.65 and 7,645.07 is: 11,460.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,494.05 : 29,223.65 = 7,645.07 : x
  2. Step 2: Convert to fraction form
    19,494.05/29,223.65 = 7,645.07/x
  3. Step 3: Cross multiply
    19,494.05x = 29,223.65 × 7,645.07
  4. Step 4: Simplify right side
    19,494.05x = 223,416,665.56
  5. Step 5: Solve for x
    x = 223,416,665.56/19,494.05
  6. Step 6: Final answer
    x = 11,460.76

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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.