Home / 32,629.72-45,035.49-21,301.06

Finding the Fourth Proportional to 32,629.72, 45,035.49 and 21,301.06

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Solution

The fourth proportional to 32,629.72, 45,035.49 and 21,301.06 is: 29,399.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,629.72 : 45,035.49 = 21,301.06 : x
  2. Step 2: Convert to fraction form
    32,629.72/45,035.49 = 21,301.06/x
  3. Step 3: Cross multiply
    32,629.72x = 45,035.49 × 21,301.06
  4. Step 4: Simplify right side
    32,629.72x = 959,303,674.62
  5. Step 5: Solve for x
    x = 959,303,674.62/32,629.72
  6. Step 6: Final answer
    x = 29,399.69

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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.