Home / 19,173.06-28,764.36-15,239.16

Finding the Fourth Proportional to 19,173.06, 28,764.36 and 15,239.16

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Solution

The fourth proportional to 19,173.06, 28,764.36 and 15,239.16 is: 22,862.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.06 : 28,764.36 = 15,239.16 : x
  2. Step 2: Convert to fraction form
    19,173.06/28,764.36 = 15,239.16/x
  3. Step 3: Cross multiply
    19,173.06x = 28,764.36 × 15,239.16
  4. Step 4: Simplify right side
    19,173.06x = 438,344,684.34
  5. Step 5: Solve for x
    x = 438,344,684.34/19,173.06
  6. Step 6: Final answer
    x = 22,862.53

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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.