Home / 30,262.82-41,754.93-16,830.99

Finding the Fourth Proportional to 30,262.82, 41,754.93 and 16,830.99

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Solution

The fourth proportional to 30,262.82, 41,754.93 and 16,830.99 is: 23,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,262.82 : 41,754.93 = 16,830.99 : x
  2. Step 2: Convert to fraction form
    30,262.82/41,754.93 = 16,830.99/x
  3. Step 3: Cross multiply
    30,262.82x = 41,754.93 × 16,830.99
  4. Step 4: Simplify right side
    30,262.82x = 702,776,746.16
  5. Step 5: Solve for x
    x = 702,776,746.16/30,262.82
  6. Step 6: Final answer
    x = 23,222.45

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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.