Home / 34,035.23-51,053.31-12,976.40

Finding the Fourth Proportional to 34,035.23, 51,053.31 and 12,976.40

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Solution

The fourth proportional to 34,035.23, 51,053.31 and 12,976.40 is: 19,464.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,035.23 : 51,053.31 = 12,976.40 : x
  2. Step 2: Convert to fraction form
    34,035.23/51,053.31 = 12,976.40/x
  3. Step 3: Cross multiply
    34,035.23x = 51,053.31 × 12,976.40
  4. Step 4: Simplify right side
    34,035.23x = 662,487,916.62
  5. Step 5: Solve for x
    x = 662,487,916.62/34,035.23
  6. Step 6: Final answer
    x = 19,464.77

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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.