Home / 19,907.08-29,836-10,049.16

Finding the Fourth Proportional to 19,907.08, 29,836 and 10,049.16

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Solution

The fourth proportional to 19,907.08, 29,836 and 10,049.16 is: 15,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,907.08 : 29,836 = 10,049.16 : x
  2. Step 2: Convert to fraction form
    19,907.08/29,836 = 10,049.16/x
  3. Step 3: Cross multiply
    19,907.08x = 29,836 × 10,049.16
  4. Step 4: Simplify right side
    19,907.08x = 299,826,737.76
  5. Step 5: Solve for x
    x = 299,826,737.76/19,907.08
  6. Step 6: Final answer
    x = 15,061.31

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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.