Home / 21,623.32-32,435.95-6,629.36

Finding the Fourth Proportional to 21,623.32, 32,435.95 and 6,629.36

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Solution

The fourth proportional to 21,623.32, 32,435.95 and 6,629.36 is: 9,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,623.32 : 32,435.95 = 6,629.36 : x
  2. Step 2: Convert to fraction form
    21,623.32/32,435.95 = 6,629.36/x
  3. Step 3: Cross multiply
    21,623.32x = 32,435.95 × 6,629.36
  4. Step 4: Simplify right side
    21,623.32x = 215,029,556.35
  5. Step 5: Solve for x
    x = 215,029,556.35/21,623.32
  6. Step 6: Final answer
    x = 9,944.34

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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.