Home / 28,054.16-38,716.22-16,118.26

Finding the Fourth Proportional to 28,054.16, 38,716.22 and 16,118.26

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Solution

The fourth proportional to 28,054.16, 38,716.22 and 16,118.26 is: 22,244.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,054.16 : 38,716.22 = 16,118.26 : x
  2. Step 2: Convert to fraction form
    28,054.16/38,716.22 = 16,118.26/x
  3. Step 3: Cross multiply
    28,054.16x = 38,716.22 × 16,118.26
  4. Step 4: Simplify right side
    28,054.16x = 624,038,100.18
  5. Step 5: Solve for x
    x = 624,038,100.18/28,054.16
  6. Step 6: Final answer
    x = 22,244.05

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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.