Home / 48,964.70-67,570.08-28,550.48

Finding the Fourth Proportional to 48,964.70, 67,570.08 and 28,550.48

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Solution

The fourth proportional to 48,964.70, 67,570.08 and 28,550.48 is: 39,398.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,964.70 : 67,570.08 = 28,550.48 : x
  2. Step 2: Convert to fraction form
    48,964.70/67,570.08 = 28,550.48/x
  3. Step 3: Cross multiply
    48,964.70x = 67,570.08 × 28,550.48
  4. Step 4: Simplify right side
    48,964.70x = 1,929,158,217.64
  5. Step 5: Solve for x
    x = 1,929,158,217.64/48,964.70
  6. Step 6: Final answer
    x = 39,398.96

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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.