Home / 30,297.56-41,810.30-16,868.52

Finding the Fourth Proportional to 30,297.56, 41,810.30 and 16,868.52

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Solution

The fourth proportional to 30,297.56, 41,810.30 and 16,868.52 is: 23,278.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,297.56 : 41,810.30 = 16,868.52 : x
  2. Step 2: Convert to fraction form
    30,297.56/41,810.30 = 16,868.52/x
  3. Step 3: Cross multiply
    30,297.56x = 41,810.30 × 16,868.52
  4. Step 4: Simplify right side
    30,297.56x = 705,277,881.76
  5. Step 5: Solve for x
    x = 705,277,881.76/30,297.56
  6. Step 6: Final answer
    x = 23,278.37

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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.