Home / 19,742.64-27,244.04-10,790.44

Finding the Fourth Proportional to 19,742.64, 27,244.04 and 10,790.44

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Solution

The fourth proportional to 19,742.64, 27,244.04 and 10,790.44 is: 14,890.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,742.64 : 27,244.04 = 10,790.44 : x
  2. Step 2: Convert to fraction form
    19,742.64/27,244.04 = 10,790.44/x
  3. Step 3: Cross multiply
    19,742.64x = 27,244.04 × 10,790.44
  4. Step 4: Simplify right side
    19,742.64x = 293,975,178.98
  5. Step 5: Solve for x
    x = 293,975,178.98/19,742.64
  6. Step 6: Final answer
    x = 14,890.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.