Home / 34,115.32-47,078.58-19,009

Finding the Fourth Proportional to 34,115.32, 47,078.58 and 19,009

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Solution

The fourth proportional to 34,115.32, 47,078.58 and 19,009 is: 26,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,115.32 : 47,078.58 = 19,009 : x
  2. Step 2: Convert to fraction form
    34,115.32/47,078.58 = 19,009/x
  3. Step 3: Cross multiply
    34,115.32x = 47,078.58 × 19,009
  4. Step 4: Simplify right side
    34,115.32x = 894,916,727.22
  5. Step 5: Solve for x
    x = 894,916,727.22/34,115.32
  6. Step 6: Final answer
    x = 26,232.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.