Home / 19,908.32-29,880.93-10,054.52

Finding the Fourth Proportional to 19,908.32, 29,880.93 and 10,054.52

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Solution

The fourth proportional to 19,908.32, 29,880.93 and 10,054.52 is: 15,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908.32 : 29,880.93 = 10,054.52 : x
  2. Step 2: Convert to fraction form
    19,908.32/29,880.93 = 10,054.52/x
  3. Step 3: Cross multiply
    19,908.32x = 29,880.93 × 10,054.52
  4. Step 4: Simplify right side
    19,908.32x = 300,438,408.30
  5. Step 5: Solve for x
    x = 300,438,408.30/19,908.32
  6. Step 6: Final answer
    x = 15,091.10

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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.