Home / 27,257.40-40,886.10-26,220.60

Finding the Fourth Proportional to 27,257.40, 40,886.10 and 26,220.60

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Solution

The fourth proportional to 27,257.40, 40,886.10 and 26,220.60 is: 39,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,257.40 : 40,886.10 = 26,220.60 : x
  2. Step 2: Convert to fraction form
    27,257.40/40,886.10 = 26,220.60/x
  3. Step 3: Cross multiply
    27,257.40x = 40,886.10 × 26,220.60
  4. Step 4: Simplify right side
    27,257.40x = 1,072,058,073.66
  5. Step 5: Solve for x
    x = 1,072,058,073.66/27,257.40
  6. Step 6: Final answer
    x = 39,330.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.