Home / 33,242.51-45,873.67-18,135.47

Finding the Fourth Proportional to 33,242.51, 45,873.67 and 18,135.47

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Solution

The fourth proportional to 33,242.51, 45,873.67 and 18,135.47 is: 25,026.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,242.51 : 45,873.67 = 18,135.47 : x
  2. Step 2: Convert to fraction form
    33,242.51/45,873.67 = 18,135.47/x
  3. Step 3: Cross multiply
    33,242.51x = 45,873.67 × 18,135.47
  4. Step 4: Simplify right side
    33,242.51x = 831,940,566.07
  5. Step 5: Solve for x
    x = 831,940,566.07/33,242.51
  6. Step 6: Final answer
    x = 25,026.41

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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.