Home / 19,743.37-27,246.47-10,790.67

Finding the Fourth Proportional to 19,743.37, 27,246.47 and 10,790.67

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Solution

The fourth proportional to 19,743.37, 27,246.47 and 10,790.67 is: 14,891.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,743.37 : 27,246.47 = 10,790.67 : x
  2. Step 2: Convert to fraction form
    19,743.37/27,246.47 = 10,790.67/x
  3. Step 3: Cross multiply
    19,743.37x = 27,246.47 × 10,790.67
  4. Step 4: Simplify right side
    19,743.37x = 294,007,666.43
  5. Step 5: Solve for x
    x = 294,007,666.43/19,743.37
  6. Step 6: Final answer
    x = 14,891.46

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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.