Home / 19,737.15-29,579.81-9,351.87

Finding the Fourth Proportional to 19,737.15, 29,579.81 and 9,351.87

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Solution

The fourth proportional to 19,737.15, 29,579.81 and 9,351.87 is: 14,015.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,737.15 : 29,579.81 = 9,351.87 : x
  2. Step 2: Convert to fraction form
    19,737.15/29,579.81 = 9,351.87/x
  3. Step 3: Cross multiply
    19,737.15x = 29,579.81 × 9,351.87
  4. Step 4: Simplify right side
    19,737.15x = 276,626,490.99
  5. Step 5: Solve for x
    x = 276,626,490.99/19,737.15
  6. Step 6: Final answer
    x = 14,015.52

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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.