Home / 32,634.90-45,032.19-18,291.43

Finding the Fourth Proportional to 32,634.90, 45,032.19 and 18,291.43

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Solution

The fourth proportional to 32,634.90, 45,032.19 and 18,291.43 is: 25,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,634.90 : 45,032.19 = 18,291.43 : x
  2. Step 2: Convert to fraction form
    32,634.90/45,032.19 = 18,291.43/x
  3. Step 3: Cross multiply
    32,634.90x = 45,032.19 × 18,291.43
  4. Step 4: Simplify right side
    32,634.90x = 823,703,151.13
  5. Step 5: Solve for x
    x = 823,703,151.13/32,634.90
  6. Step 6: Final answer
    x = 25,239.95

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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.