Home / 30,048.06-41,464.62-16,618.53

Finding the Fourth Proportional to 30,048.06, 41,464.62 and 16,618.53

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Solution

The fourth proportional to 30,048.06, 41,464.62 and 16,618.53 is: 22,932.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,048.06 : 41,464.62 = 16,618.53 : x
  2. Step 2: Convert to fraction form
    30,048.06/41,464.62 = 16,618.53/x
  3. Step 3: Cross multiply
    30,048.06x = 41,464.62 × 16,618.53
  4. Step 4: Simplify right side
    30,048.06x = 689,081,031.41
  5. Step 5: Solve for x
    x = 689,081,031.41/30,048.06
  6. Step 6: Final answer
    x = 22,932.63

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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.