Home / 28,807.56-39,754.26-16,236.36

Finding the Fourth Proportional to 28,807.56, 39,754.26 and 16,236.36

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Solution

The fourth proportional to 28,807.56, 39,754.26 and 16,236.36 is: 22,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,807.56 : 39,754.26 = 16,236.36 : x
  2. Step 2: Convert to fraction form
    28,807.56/39,754.26 = 16,236.36/x
  3. Step 3: Cross multiply
    28,807.56x = 39,754.26 × 16,236.36
  4. Step 4: Simplify right side
    28,807.56x = 645,464,476.89
  5. Step 5: Solve for x
    x = 645,464,476.89/28,807.56
  6. Step 6: Final answer
    x = 22,406.08

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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.