Home / 30,263.40-45,402.66-29,761.11

Finding the Fourth Proportional to 30,263.40, 45,402.66 and 29,761.11

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Solution

The fourth proportional to 30,263.40, 45,402.66 and 29,761.11 is: 44,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,263.40 : 45,402.66 = 29,761.11 : x
  2. Step 2: Convert to fraction form
    30,263.40/45,402.66 = 29,761.11/x
  3. Step 3: Cross multiply
    30,263.40x = 45,402.66 × 29,761.11
  4. Step 4: Simplify right side
    30,263.40x = 1,351,233,558.55
  5. Step 5: Solve for x
    x = 1,351,233,558.55/30,263.40
  6. Step 6: Final answer
    x = 44,649.10

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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.