Home / 25,999.56-35,841.06-18,422.46

Finding the Fourth Proportional to 25,999.56, 35,841.06 and 18,422.46

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Solution

The fourth proportional to 25,999.56, 35,841.06 and 18,422.46 is: 25,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,999.56 : 35,841.06 = 18,422.46 : x
  2. Step 2: Convert to fraction form
    25,999.56/35,841.06 = 18,422.46/x
  3. Step 3: Cross multiply
    25,999.56x = 35,841.06 × 18,422.46
  4. Step 4: Simplify right side
    25,999.56x = 660,280,494.21
  5. Step 5: Solve for x
    x = 660,280,494.21/25,999.56
  6. Step 6: Final answer
    x = 25,395.83

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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.