Home / 28,650.18-39,537.93-16,075.86

Finding the Fourth Proportional to 28,650.18, 39,537.93 and 16,075.86

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Solution

The fourth proportional to 28,650.18, 39,537.93 and 16,075.86 is: 22,185.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,650.18 : 39,537.93 = 16,075.86 : x
  2. Step 2: Convert to fraction form
    28,650.18/39,537.93 = 16,075.86/x
  3. Step 3: Cross multiply
    28,650.18x = 39,537.93 × 16,075.86
  4. Step 4: Simplify right side
    28,650.18x = 635,606,227.37
  5. Step 5: Solve for x
    x = 635,606,227.37/28,650.18
  6. Step 6: Final answer
    x = 22,185.07

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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.