Home / 18,598.39-27,899.33-6,118.51

Finding the Fourth Proportional to 18,598.39, 27,899.33 and 6,118.51

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Solution

The fourth proportional to 18,598.39, 27,899.33 and 6,118.51 is: 9,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,598.39 : 27,899.33 = 6,118.51 : x
  2. Step 2: Convert to fraction form
    18,598.39/27,899.33 = 6,118.51/x
  3. Step 3: Cross multiply
    18,598.39x = 27,899.33 × 6,118.51
  4. Step 4: Simplify right side
    18,598.39x = 170,702,329.60
  5. Step 5: Solve for x
    x = 170,702,329.60/18,598.39
  6. Step 6: Final answer
    x = 9,178.34

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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.