Home / 19,916.98-29,868.49-5,873.28

Finding the Fourth Proportional to 19,916.98, 29,868.49 and 5,873.28

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Solution

The fourth proportional to 19,916.98, 29,868.49 and 5,873.28 is: 8,807.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,916.98 : 29,868.49 = 5,873.28 : x
  2. Step 2: Convert to fraction form
    19,916.98/29,868.49 = 5,873.28/x
  3. Step 3: Cross multiply
    19,916.98x = 29,868.49 × 5,873.28
  4. Step 4: Simplify right side
    19,916.98x = 175,426,004.95
  5. Step 5: Solve for x
    x = 175,426,004.95/19,916.98
  6. Step 6: Final answer
    x = 8,807.86

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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.