Home / 26,621.58-36,719.35-21,586.01

Finding the Fourth Proportional to 26,621.58, 36,719.35 and 21,586.01

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Solution

The fourth proportional to 26,621.58, 36,719.35 and 21,586.01 is: 29,773.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.58 : 36,719.35 = 21,586.01 : x
  2. Step 2: Convert to fraction form
    26,621.58/36,719.35 = 21,586.01/x
  3. Step 3: Cross multiply
    26,621.58x = 36,719.35 × 21,586.01
  4. Step 4: Simplify right side
    26,621.58x = 792,624,256.29
  5. Step 5: Solve for x
    x = 792,624,256.29/26,621.58
  6. Step 6: Final answer
    x = 29,773.75

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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.