Home / 36,782.55-55,184.31-18,068.00

Finding the Fourth Proportional to 36,782.55, 55,184.31 and 18,068.00

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Solution

The fourth proportional to 36,782.55, 55,184.31 and 18,068.00 is: 27,107.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,782.55 : 55,184.31 = 18,068.00 : x
  2. Step 2: Convert to fraction form
    36,782.55/55,184.31 = 18,068.00/x
  3. Step 3: Cross multiply
    36,782.55x = 55,184.31 × 18,068.00
  4. Step 4: Simplify right side
    36,782.55x = 997,069,837.16
  5. Step 5: Solve for x
    x = 997,069,837.16/36,782.55
  6. Step 6: Final answer
    x = 27,107.14

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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.