Home / 38,738.64-58,100.40-10,651.49

Finding the Fourth Proportional to 38,738.64, 58,100.40 and 10,651.49

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Solution

The fourth proportional to 38,738.64, 58,100.40 and 10,651.49 is: 15,975.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,738.64 : 58,100.40 = 10,651.49 : x
  2. Step 2: Convert to fraction form
    38,738.64/58,100.40 = 10,651.49/x
  3. Step 3: Cross multiply
    38,738.64x = 58,100.40 × 10,651.49
  4. Step 4: Simplify right side
    38,738.64x = 618,855,829.60
  5. Step 5: Solve for x
    x = 618,855,829.60/38,738.64
  6. Step 6: Final answer
    x = 15,975.16

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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.