Home / 20,054.36-27,695.58-16,935.32

Finding the Fourth Proportional to 20,054.36, 27,695.58 and 16,935.32

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Solution

The fourth proportional to 20,054.36, 27,695.58 and 16,935.32 is: 23,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.36 : 27,695.58 = 16,935.32 : x
  2. Step 2: Convert to fraction form
    20,054.36/27,695.58 = 16,935.32/x
  3. Step 3: Cross multiply
    20,054.36x = 27,695.58 × 16,935.32
  4. Step 4: Simplify right side
    20,054.36x = 469,033,509.89
  5. Step 5: Solve for x
    x = 469,033,509.89/20,054.36
  6. Step 6: Final answer
    x = 23,388.11

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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.