Home / 50,768.04-70,066.44-30,635.80

Finding the Fourth Proportional to 50,768.04, 70,066.44 and 30,635.80

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Solution

The fourth proportional to 50,768.04, 70,066.44 and 30,635.80 is: 42,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,768.04 : 70,066.44 = 30,635.80 : x
  2. Step 2: Convert to fraction form
    50,768.04/70,066.44 = 30,635.80/x
  3. Step 3: Cross multiply
    50,768.04x = 70,066.44 × 30,635.80
  4. Step 4: Simplify right side
    50,768.04x = 2,146,541,442.55
  5. Step 5: Solve for x
    x = 2,146,541,442.55/50,768.04
  6. Step 6: Final answer
    x = 42,281.35

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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.