Home / 38,611.53-57,911.35-10,533.87

Finding the Fourth Proportional to 38,611.53, 57,911.35 and 10,533.87

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Solution

The fourth proportional to 38,611.53, 57,911.35 and 10,533.87 is: 15,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,611.53 : 57,911.35 = 10,533.87 : x
  2. Step 2: Convert to fraction form
    38,611.53/57,911.35 = 10,533.87/x
  3. Step 3: Cross multiply
    38,611.53x = 57,911.35 × 10,533.87
  4. Step 4: Simplify right side
    38,611.53x = 610,030,606.09
  5. Step 5: Solve for x
    x = 610,030,606.09/38,611.53
  6. Step 6: Final answer
    x = 15,799.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.