Home / 27,509.33-37,986.15-17,455.61

Finding the Fourth Proportional to 27,509.33, 37,986.15 and 17,455.61

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Solution

The fourth proportional to 27,509.33, 37,986.15 and 17,455.61 is: 24,103.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,509.33 : 37,986.15 = 17,455.61 : x
  2. Step 2: Convert to fraction form
    27,509.33/37,986.15 = 17,455.61/x
  3. Step 3: Cross multiply
    27,509.33x = 37,986.15 × 17,455.61
  4. Step 4: Simplify right side
    27,509.33x = 663,071,580.23
  5. Step 5: Solve for x
    x = 663,071,580.23/27,509.33
  6. Step 6: Final answer
    x = 24,103.51

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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.