Home / 37,578.15-51,844.98-21,433.86

Finding the Fourth Proportional to 37,578.15, 51,844.98 and 21,433.86

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Solution

The fourth proportional to 37,578.15, 51,844.98 and 21,433.86 is: 29,571.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,578.15 : 51,844.98 = 21,433.86 : x
  2. Step 2: Convert to fraction form
    37,578.15/51,844.98 = 21,433.86/x
  3. Step 3: Cross multiply
    37,578.15x = 51,844.98 × 21,433.86
  4. Step 4: Simplify right side
    37,578.15x = 1,111,238,075.74
  5. Step 5: Solve for x
    x = 1,111,238,075.74/37,578.15
  6. Step 6: Final answer
    x = 29,571.39

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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.