Home / 27,222.78-37,573.56-17,785.92

Finding the Fourth Proportional to 27,222.78, 37,573.56 and 17,785.92

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Solution

The fourth proportional to 27,222.78, 37,573.56 and 17,785.92 is: 24,548.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.78 : 37,573.56 = 17,785.92 : x
  2. Step 2: Convert to fraction form
    27,222.78/37,573.56 = 17,785.92/x
  3. Step 3: Cross multiply
    27,222.78x = 37,573.56 × 17,785.92
  4. Step 4: Simplify right side
    27,222.78x = 668,280,332.28
  5. Step 5: Solve for x
    x = 668,280,332.28/27,222.78
  6. Step 6: Final answer
    x = 24,548.57

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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.