Home / 26,460.76-39,717.06-12,619.48

Finding the Fourth Proportional to 26,460.76, 39,717.06 and 12,619.48

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Solution

The fourth proportional to 26,460.76, 39,717.06 and 12,619.48 is: 18,941.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,460.76 : 39,717.06 = 12,619.48 : x
  2. Step 2: Convert to fraction form
    26,460.76/39,717.06 = 12,619.48/x
  3. Step 3: Cross multiply
    26,460.76x = 39,717.06 × 12,619.48
  4. Step 4: Simplify right side
    26,460.76x = 501,208,644.33
  5. Step 5: Solve for x
    x = 501,208,644.33/26,460.76
  6. Step 6: Final answer
    x = 18,941.58

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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.