Home / 50,764.07-70,053.58-28,102.60

Finding the Fourth Proportional to 50,764.07, 70,053.58 and 28,102.60

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Solution

The fourth proportional to 50,764.07, 70,053.58 and 28,102.60 is: 38,781.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,764.07 : 70,053.58 = 28,102.60 : x
  2. Step 2: Convert to fraction form
    50,764.07/70,053.58 = 28,102.60/x
  3. Step 3: Cross multiply
    50,764.07x = 70,053.58 × 28,102.60
  4. Step 4: Simplify right side
    50,764.07x = 1,968,687,737.31
  5. Step 5: Solve for x
    x = 1,968,687,737.31/50,764.07
  6. Step 6: Final answer
    x = 38,781.12

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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.