Home / 50,817.02-70,121.75-28,150.34

Finding the Fourth Proportional to 50,817.02, 70,121.75 and 28,150.34

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Solution

The fourth proportional to 50,817.02, 70,121.75 and 28,150.34 is: 38,844.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,817.02 : 70,121.75 = 28,150.34 : x
  2. Step 2: Convert to fraction form
    50,817.02/70,121.75 = 28,150.34/x
  3. Step 3: Cross multiply
    50,817.02x = 70,121.75 × 28,150.34
  4. Step 4: Simplify right side
    50,817.02x = 1,973,950,612.53
  5. Step 5: Solve for x
    x = 1,973,950,612.53/50,817.02
  6. Step 6: Final answer
    x = 38,844.28

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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.