Home / 32,629.42-45,032.19-18,290.62

Finding the Fourth Proportional to 32,629.42, 45,032.19 and 18,290.62

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Solution

The fourth proportional to 32,629.42, 45,032.19 and 18,290.62 is: 25,243.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,629.42 : 45,032.19 = 18,290.62 : x
  2. Step 2: Convert to fraction form
    32,629.42/45,032.19 = 18,290.62/x
  3. Step 3: Cross multiply
    32,629.42x = 45,032.19 × 18,290.62
  4. Step 4: Simplify right side
    32,629.42x = 823,666,675.06
  5. Step 5: Solve for x
    x = 823,666,675.06/32,629.42
  6. Step 6: Final answer
    x = 25,243.07

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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.