Home / 34,269.84-51,411.96-12,083.76

Finding the Fourth Proportional to 34,269.84, 51,411.96 and 12,083.76

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Solution

The fourth proportional to 34,269.84, 51,411.96 and 12,083.76 is: 18,128.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,269.84 : 51,411.96 = 12,083.76 : x
  2. Step 2: Convert to fraction form
    34,269.84/51,411.96 = 12,083.76/x
  3. Step 3: Cross multiply
    34,269.84x = 51,411.96 × 12,083.76
  4. Step 4: Simplify right side
    34,269.84x = 621,249,785.77
  5. Step 5: Solve for x
    x = 621,249,785.77/34,269.84
  6. Step 6: Final answer
    x = 18,128.18

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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.