Home / 18,088.22-27,131.96-4,941.74

Finding the Fourth Proportional to 18,088.22, 27,131.96 and 4,941.74

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Solution

The fourth proportional to 18,088.22, 27,131.96 and 4,941.74 is: 7,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088.22 : 27,131.96 = 4,941.74 : x
  2. Step 2: Convert to fraction form
    18,088.22/27,131.96 = 4,941.74/x
  3. Step 3: Cross multiply
    18,088.22x = 27,131.96 × 4,941.74
  4. Step 4: Simplify right side
    18,088.22x = 134,078,968.70
  5. Step 5: Solve for x
    x = 134,078,968.70/18,088.22
  6. Step 6: Final answer
    x = 7,412.50

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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.