Home / 38,055.45-57,069.21-13,088.43

Finding the Fourth Proportional to 38,055.45, 57,069.21 and 13,088.43

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Solution

The fourth proportional to 38,055.45, 57,069.21 and 13,088.43 is: 19,627.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,055.45 : 57,069.21 = 13,088.43 : x
  2. Step 2: Convert to fraction form
    38,055.45/57,069.21 = 13,088.43/x
  3. Step 3: Cross multiply
    38,055.45x = 57,069.21 × 13,088.43
  4. Step 4: Simplify right side
    38,055.45x = 746,946,360.24
  5. Step 5: Solve for x
    x = 746,946,360.24/38,055.45
  6. Step 6: Final answer
    x = 19,627.84

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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.