Home / 27,534.16-41,284.20-18,742.40

Finding the Fourth Proportional to 27,534.16, 41,284.20 and 18,742.40

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Solution

The fourth proportional to 27,534.16, 41,284.20 and 18,742.40 is: 28,102.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,534.16 : 41,284.20 = 18,742.40 : x
  2. Step 2: Convert to fraction form
    27,534.16/41,284.20 = 18,742.40/x
  3. Step 3: Cross multiply
    27,534.16x = 41,284.20 × 18,742.40
  4. Step 4: Simplify right side
    27,534.16x = 773,764,990.08
  5. Step 5: Solve for x
    x = 773,764,990.08/27,534.16
  6. Step 6: Final answer
    x = 28,102.00

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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.