Home / 27,152.93-37,472.05-15,215.82

Finding the Fourth Proportional to 27,152.93, 37,472.05 and 15,215.82

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Solution

The fourth proportional to 27,152.93, 37,472.05 and 15,215.82 is: 20,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152.93 : 37,472.05 = 15,215.82 : x
  2. Step 2: Convert to fraction form
    27,152.93/37,472.05 = 15,215.82/x
  3. Step 3: Cross multiply
    27,152.93x = 37,472.05 × 15,215.82
  4. Step 4: Simplify right side
    27,152.93x = 570,167,967.83
  5. Step 5: Solve for x
    x = 570,167,967.83/27,152.93
  6. Step 6: Final answer
    x = 20,998.40

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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.