Home / 12,051.37-18,054.24-7,106.32

Finding the Fourth Proportional to 12,051.37, 18,054.24 and 7,106.32

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Solution

The fourth proportional to 12,051.37, 18,054.24 and 7,106.32 is: 10,646.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051.37 : 18,054.24 = 7,106.32 : x
  2. Step 2: Convert to fraction form
    12,051.37/18,054.24 = 7,106.32/x
  3. Step 3: Cross multiply
    12,051.37x = 18,054.24 × 7,106.32
  4. Step 4: Simplify right side
    12,051.37x = 128,299,206.80
  5. Step 5: Solve for x
    x = 128,299,206.80/12,051.37
  6. Step 6: Final answer
    x = 10,646.03

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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.