Home / 32,776.58-45,231.70-18,629.06

Finding the Fourth Proportional to 32,776.58, 45,231.70 and 18,629.06

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Solution

The fourth proportional to 32,776.58, 45,231.70 and 18,629.06 is: 25,708.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,776.58 : 45,231.70 = 18,629.06 : x
  2. Step 2: Convert to fraction form
    32,776.58/45,231.70 = 18,629.06/x
  3. Step 3: Cross multiply
    32,776.58x = 45,231.70 × 18,629.06
  4. Step 4: Simplify right side
    32,776.58x = 842,624,053.20
  5. Step 5: Solve for x
    x = 842,624,053.20/32,776.58
  6. Step 6: Final answer
    x = 25,708.11

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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.