Home / 27,055.16-37,336.31-15,119

Finding the Fourth Proportional to 27,055.16, 37,336.31 and 15,119

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Solution

The fourth proportional to 27,055.16, 37,336.31 and 15,119 is: 20,864.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,055.16 : 37,336.31 = 15,119 : x
  2. Step 2: Convert to fraction form
    27,055.16/37,336.31 = 15,119/x
  3. Step 3: Cross multiply
    27,055.16x = 37,336.31 × 15,119
  4. Step 4: Simplify right side
    27,055.16x = 564,487,670.89
  5. Step 5: Solve for x
    x = 564,487,670.89/27,055.16
  6. Step 6: Final answer
    x = 20,864.33

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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.