Home / 28,267.23-42,399.02-10,736.60

Finding the Fourth Proportional to 28,267.23, 42,399.02 and 10,736.60

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Solution

The fourth proportional to 28,267.23, 42,399.02 and 10,736.60 is: 16,104.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,267.23 : 42,399.02 = 10,736.60 : x
  2. Step 2: Convert to fraction form
    28,267.23/42,399.02 = 10,736.60/x
  3. Step 3: Cross multiply
    28,267.23x = 42,399.02 × 10,736.60
  4. Step 4: Simplify right side
    28,267.23x = 455,221,052.45
  5. Step 5: Solve for x
    x = 455,221,052.45/28,267.23
  6. Step 6: Final answer
    x = 16,104.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.