Home / 18,235.06-27,341.08-7,699.63

Finding the Fourth Proportional to 18,235.06, 27,341.08 and 7,699.63

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Solution

The fourth proportional to 18,235.06, 27,341.08 and 7,699.63 is: 11,544.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.06 : 27,341.08 = 7,699.63 : x
  2. Step 2: Convert to fraction form
    18,235.06/27,341.08 = 7,699.63/x
  3. Step 3: Cross multiply
    18,235.06x = 27,341.08 × 7,699.63
  4. Step 4: Simplify right side
    18,235.06x = 210,516,199.80
  5. Step 5: Solve for x
    x = 210,516,199.80/18,235.06
  6. Step 6: Final answer
    x = 11,544.58

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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.