Home / 27,196.75-37,532.78-15,864.45

Finding the Fourth Proportional to 27,196.75, 37,532.78 and 15,864.45

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Solution

The fourth proportional to 27,196.75, 37,532.78 and 15,864.45 is: 21,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,196.75 : 37,532.78 = 15,864.45 : x
  2. Step 2: Convert to fraction form
    27,196.75/37,532.78 = 15,864.45/x
  3. Step 3: Cross multiply
    27,196.75x = 37,532.78 × 15,864.45
  4. Step 4: Simplify right side
    27,196.75x = 595,436,911.67
  5. Step 5: Solve for x
    x = 595,436,911.67/27,196.75
  6. Step 6: Final answer
    x = 21,893.68

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1.5x scale

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.