Home / 26,583.32-36,650.88-21,785.90

Finding the Fourth Proportional to 26,583.32, 36,650.88 and 21,785.90

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Solution

The fourth proportional to 26,583.32, 36,650.88 and 21,785.90 is: 30,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,583.32 : 36,650.88 = 21,785.90 : x
  2. Step 2: Convert to fraction form
    26,583.32/36,650.88 = 21,785.90/x
  3. Step 3: Cross multiply
    26,583.32x = 36,650.88 × 21,785.90
  4. Step 4: Simplify right side
    26,583.32x = 798,472,223.34
  5. Step 5: Solve for x
    x = 798,472,223.34/26,583.32
  6. Step 6: Final answer
    x = 30,036.58

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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.