Home / 30,193.96-45,015.30-29,426.66

Finding the Fourth Proportional to 30,193.96, 45,015.30 and 29,426.66

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Solution

The fourth proportional to 30,193.96, 45,015.30 and 29,426.66 is: 43,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.96 : 45,015.30 = 29,426.66 : x
  2. Step 2: Convert to fraction form
    30,193.96/45,015.30 = 29,426.66/x
  3. Step 3: Cross multiply
    30,193.96x = 45,015.30 × 29,426.66
  4. Step 4: Simplify right side
    30,193.96x = 1,324,649,927.90
  5. Step 5: Solve for x
    x = 1,324,649,927.90/30,193.96
  6. Step 6: Final answer
    x = 43,871.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.