Home / 50,772.52-70,066.62-28,111.86

Finding the Fourth Proportional to 50,772.52, 70,066.62 and 28,111.86

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Solution

The fourth proportional to 50,772.52, 70,066.62 and 28,111.86 is: 38,794.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,772.52 : 70,066.62 = 28,111.86 : x
  2. Step 2: Convert to fraction form
    50,772.52/70,066.62 = 28,111.86/x
  3. Step 3: Cross multiply
    50,772.52x = 70,066.62 × 28,111.86
  4. Step 4: Simplify right side
    50,772.52x = 1,969,703,012.11
  5. Step 5: Solve for x
    x = 1,969,703,012.11/50,772.52
  6. Step 6: Final answer
    x = 38,794.67

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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.