Home / 27,253.85-37,618.61-15,925.79

Finding the Fourth Proportional to 27,253.85, 37,618.61 and 15,925.79

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Solution

The fourth proportional to 27,253.85, 37,618.61 and 15,925.79 is: 21,982.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,253.85 : 37,618.61 = 15,925.79 : x
  2. Step 2: Convert to fraction form
    27,253.85/37,618.61 = 15,925.79/x
  3. Step 3: Cross multiply
    27,253.85x = 37,618.61 × 15,925.79
  4. Step 4: Simplify right side
    27,253.85x = 599,106,097.37
  5. Step 5: Solve for x
    x = 599,106,097.37/27,253.85
  6. Step 6: Final answer
    x = 21,982.44

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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.