Home / 50,762.07-70,052.26-28,103.15

Finding the Fourth Proportional to 50,762.07, 70,052.26 and 28,103.15

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Solution

The fourth proportional to 50,762.07, 70,052.26 and 28,103.15 is: 38,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,762.07 : 70,052.26 = 28,103.15 : x
  2. Step 2: Convert to fraction form
    50,762.07/70,052.26 = 28,103.15/x
  3. Step 3: Cross multiply
    50,762.07x = 70,052.26 × 28,103.15
  4. Step 4: Simplify right side
    50,762.07x = 1,968,689,170.62
  5. Step 5: Solve for x
    x = 1,968,689,170.62/50,762.07
  6. Step 6: Final answer
    x = 38,782.68

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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.