Home / 28,586.25-39,449.03-16,011.27

Finding the Fourth Proportional to 28,586.25, 39,449.03 and 16,011.27

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Solution

The fourth proportional to 28,586.25, 39,449.03 and 16,011.27 is: 22,095.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,586.25 : 39,449.03 = 16,011.27 : x
  2. Step 2: Convert to fraction form
    28,586.25/39,449.03 = 16,011.27/x
  3. Step 3: Cross multiply
    28,586.25x = 39,449.03 × 16,011.27
  4. Step 4: Simplify right side
    28,586.25x = 631,628,990.51
  5. Step 5: Solve for x
    x = 631,628,990.51/28,586.25
  6. Step 6: Final answer
    x = 22,095.55

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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.