Home / 27,231.52-37,554.51-17,661.40

Finding the Fourth Proportional to 27,231.52, 37,554.51 and 17,661.40

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Solution

The fourth proportional to 27,231.52, 37,554.51 and 17,661.40 is: 24,356.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,231.52 : 37,554.51 = 17,661.40 : x
  2. Step 2: Convert to fraction form
    27,231.52/37,554.51 = 17,661.40/x
  3. Step 3: Cross multiply
    27,231.52x = 37,554.51 × 17,661.40
  4. Step 4: Simplify right side
    27,231.52x = 663,265,222.91
  5. Step 5: Solve for x
    x = 663,265,222.91/27,231.52
  6. Step 6: Final answer
    x = 24,356.53

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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.