Home / 50,762.23-70,051.03-28,100.74

Finding the Fourth Proportional to 50,762.23, 70,051.03 and 28,100.74

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Solution

The fourth proportional to 50,762.23, 70,051.03 and 28,100.74 is: 38,778.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,762.23 : 70,051.03 = 28,100.74 : x
  2. Step 2: Convert to fraction form
    50,762.23/70,051.03 = 28,100.74/x
  3. Step 3: Cross multiply
    50,762.23x = 70,051.03 × 28,100.74
  4. Step 4: Simplify right side
    50,762.23x = 1,968,485,780.76
  5. Step 5: Solve for x
    x = 1,968,485,780.76/50,762.23
  6. Step 6: Final answer
    x = 38,778.55

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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.