Home / 50,764.08-70,055.01-28,105.14

Finding the Fourth Proportional to 50,764.08, 70,055.01 and 28,105.14

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Solution

The fourth proportional to 50,764.08, 70,055.01 and 28,105.14 is: 38,785.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,764.08 : 70,055.01 = 28,105.14 : x
  2. Step 2: Convert to fraction form
    50,764.08/70,055.01 = 28,105.14/x
  3. Step 3: Cross multiply
    50,764.08x = 70,055.01 × 28,105.14
  4. Step 4: Simplify right side
    50,764.08x = 1,968,905,863.75
  5. Step 5: Solve for x
    x = 1,968,905,863.75/50,764.08
  6. Step 6: Final answer
    x = 38,785.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.