Home / 30,283.70-41,795.46-18,347.24

Finding the Fourth Proportional to 30,283.70, 41,795.46 and 18,347.24

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Solution

The fourth proportional to 30,283.70, 41,795.46 and 18,347.24 is: 25,321.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,283.70 : 41,795.46 = 18,347.24 : x
  2. Step 2: Convert to fraction form
    30,283.70/41,795.46 = 18,347.24/x
  3. Step 3: Cross multiply
    30,283.70x = 41,795.46 × 18,347.24
  4. Step 4: Simplify right side
    30,283.70x = 766,831,335.53
  5. Step 5: Solve for x
    x = 766,831,335.53/30,283.70
  6. Step 6: Final answer
    x = 25,321.59

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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.