Home / 32,628.75-45,030.81-18,291.03

Finding the Fourth Proportional to 32,628.75, 45,030.81 and 18,291.03

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Solution

The fourth proportional to 32,628.75, 45,030.81 and 18,291.03 is: 25,243.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,628.75 : 45,030.81 = 18,291.03 : x
  2. Step 2: Convert to fraction form
    32,628.75/45,030.81 = 18,291.03/x
  3. Step 3: Cross multiply
    32,628.75x = 45,030.81 × 18,291.03
  4. Step 4: Simplify right side
    32,628.75x = 823,659,896.63
  5. Step 5: Solve for x
    x = 823,659,896.63/32,628.75
  6. Step 6: Final answer
    x = 25,243.38

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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.