Home / 19,451.82-29,171.23-7,602.51

Finding the Fourth Proportional to 19,451.82, 29,171.23 and 7,602.51

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Solution

The fourth proportional to 19,451.82, 29,171.23 and 7,602.51 is: 11,401.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.82 : 29,171.23 = 7,602.51 : x
  2. Step 2: Convert to fraction form
    19,451.82/29,171.23 = 7,602.51/x
  3. Step 3: Cross multiply
    19,451.82x = 29,171.23 × 7,602.51
  4. Step 4: Simplify right side
    19,451.82x = 221,774,567.79
  5. Step 5: Solve for x
    x = 221,774,567.79/19,451.82
  6. Step 6: Final answer
    x = 11,401.22

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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.