Home / 36,806.95-55,111.41-19,239.88

Finding the Fourth Proportional to 36,806.95, 55,111.41 and 19,239.88

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Solution

The fourth proportional to 36,806.95, 55,111.41 and 19,239.88 is: 28,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,806.95 : 55,111.41 = 19,239.88 : x
  2. Step 2: Convert to fraction form
    36,806.95/55,111.41 = 19,239.88/x
  3. Step 3: Cross multiply
    36,806.95x = 55,111.41 × 19,239.88
  4. Step 4: Simplify right side
    36,806.95x = 1,060,336,915.03
  5. Step 5: Solve for x
    x = 1,060,336,915.03/36,806.95
  6. Step 6: Final answer
    x = 28,808.06

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1.5x scale

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.