Home / 29,419.31-44,104.18-12,766.81

Finding the Fourth Proportional to 29,419.31, 44,104.18 and 12,766.81

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Solution

The fourth proportional to 29,419.31, 44,104.18 and 12,766.81 is: 19,139.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,419.31 : 44,104.18 = 12,766.81 : x
  2. Step 2: Convert to fraction form
    29,419.31/44,104.18 = 12,766.81/x
  3. Step 3: Cross multiply
    29,419.31x = 44,104.18 × 12,766.81
  4. Step 4: Simplify right side
    29,419.31x = 563,069,544.09
  5. Step 5: Solve for x
    x = 563,069,544.09/29,419.31
  6. Step 6: Final answer
    x = 19,139.45

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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.