Home / 38,483.69-57,734.19-13,525.46

Finding the Fourth Proportional to 38,483.69, 57,734.19 and 13,525.46

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Solution

The fourth proportional to 38,483.69, 57,734.19 and 13,525.46 is: 20,291.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,483.69 : 57,734.19 = 13,525.46 : x
  2. Step 2: Convert to fraction form
    38,483.69/57,734.19 = 13,525.46/x
  3. Step 3: Cross multiply
    38,483.69x = 57,734.19 × 13,525.46
  4. Step 4: Simplify right side
    38,483.69x = 780,881,477.48
  5. Step 5: Solve for x
    x = 780,881,477.48/38,483.69
  6. Step 6: Final answer
    x = 20,291.23

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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.