Home / 18,651.29-27,956.61-9,298.22

Finding the Fourth Proportional to 18,651.29, 27,956.61 and 9,298.22

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Solution

The fourth proportional to 18,651.29, 27,956.61 and 9,298.22 is: 13,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,651.29 : 27,956.61 = 9,298.22 : x
  2. Step 2: Convert to fraction form
    18,651.29/27,956.61 = 9,298.22/x
  3. Step 3: Cross multiply
    18,651.29x = 27,956.61 × 9,298.22
  4. Step 4: Simplify right side
    18,651.29x = 259,946,570.45
  5. Step 5: Solve for x
    x = 259,946,570.45/18,651.29
  6. Step 6: Final answer
    x = 13,937.19

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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.