Home / 33,144.98-45,729.76-18,802.44

Finding the Fourth Proportional to 33,144.98, 45,729.76 and 18,802.44

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Solution

The fourth proportional to 33,144.98, 45,729.76 and 18,802.44 is: 25,941.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,144.98 : 45,729.76 = 18,802.44 : x
  2. Step 2: Convert to fraction form
    33,144.98/45,729.76 = 18,802.44/x
  3. Step 3: Cross multiply
    33,144.98x = 45,729.76 × 18,802.44
  4. Step 4: Simplify right side
    33,144.98x = 859,831,068.61
  5. Step 5: Solve for x
    x = 859,831,068.61/33,144.98
  6. Step 6: Final answer
    x = 25,941.52

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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.