Home / 27,512.34-37,990.29-17,458.62

Finding the Fourth Proportional to 27,512.34, 37,990.29 and 17,458.62

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Solution

The fourth proportional to 27,512.34, 37,990.29 and 17,458.62 is: 24,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512.34 : 37,990.29 = 17,458.62 : x
  2. Step 2: Convert to fraction form
    27,512.34/37,990.29 = 17,458.62/x
  3. Step 3: Cross multiply
    27,512.34x = 37,990.29 × 17,458.62
  4. Step 4: Simplify right side
    27,512.34x = 663,258,036.80
  5. Step 5: Solve for x
    x = 663,258,036.80/27,512.34
  6. Step 6: Final answer
    x = 24,107.66

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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.