Home / 28,650.94-39,538.60-16,075.69

Finding the Fourth Proportional to 28,650.94, 39,538.60 and 16,075.69

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Solution

The fourth proportional to 28,650.94, 39,538.60 and 16,075.69 is: 22,184.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,650.94 : 39,538.60 = 16,075.69 : x
  2. Step 2: Convert to fraction form
    28,650.94/39,538.60 = 16,075.69/x
  3. Step 3: Cross multiply
    28,650.94x = 39,538.60 × 16,075.69
  4. Step 4: Simplify right side
    28,650.94x = 635,610,137.60
  5. Step 5: Solve for x
    x = 635,610,137.60/28,650.94
  6. Step 6: Final answer
    x = 22,184.62

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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.