Home / 19,742.60-27,244.73-10,790.10

Finding the Fourth Proportional to 19,742.60, 27,244.73 and 10,790.10

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Solution

The fourth proportional to 19,742.60, 27,244.73 and 10,790.10 is: 14,890.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,742.60 : 27,244.73 = 10,790.10 : x
  2. Step 2: Convert to fraction form
    19,742.60/27,244.73 = 10,790.10/x
  3. Step 3: Cross multiply
    19,742.60x = 27,244.73 × 10,790.10
  4. Step 4: Simplify right side
    19,742.60x = 293,973,382.08
  5. Step 5: Solve for x
    x = 293,973,382.08/19,742.60
  6. Step 6: Final answer
    x = 14,890.31

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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.