Home / 26,573.75-36,664.40-18,498.32

Finding the Fourth Proportional to 26,573.75, 36,664.40 and 18,498.32

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Solution

The fourth proportional to 26,573.75, 36,664.40 and 18,498.32 is: 25,522.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,573.75 : 36,664.40 = 18,498.32 : x
  2. Step 2: Convert to fraction form
    26,573.75/36,664.40 = 18,498.32/x
  3. Step 3: Cross multiply
    26,573.75x = 36,664.40 × 18,498.32
  4. Step 4: Simplify right side
    26,573.75x = 678,229,804.22
  5. Step 5: Solve for x
    x = 678,229,804.22/26,573.75
  6. Step 6: Final answer
    x = 25,522.55

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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.