Home / 30,677.19-45,991.11-17,341.96

Finding the Fourth Proportional to 30,677.19, 45,991.11 and 17,341.96

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Solution

The fourth proportional to 30,677.19, 45,991.11 and 17,341.96 is: 25,998.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,677.19 : 45,991.11 = 17,341.96 : x
  2. Step 2: Convert to fraction form
    30,677.19/45,991.11 = 17,341.96/x
  3. Step 3: Cross multiply
    30,677.19x = 45,991.11 × 17,341.96
  4. Step 4: Simplify right side
    30,677.19x = 797,575,760.02
  5. Step 5: Solve for x
    x = 797,575,760.02/30,677.19
  6. Step 6: Final answer
    x = 25,998.99

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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.