Home / 19,744.80-27,246.84-10,790.66

Finding the Fourth Proportional to 19,744.80, 27,246.84 and 10,790.66

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Solution

The fourth proportional to 19,744.80, 27,246.84 and 10,790.66 is: 14,890.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.80 : 27,246.84 = 10,790.66 : x
  2. Step 2: Convert to fraction form
    19,744.80/27,246.84 = 10,790.66/x
  3. Step 3: Cross multiply
    19,744.80x = 27,246.84 × 10,790.66
  4. Step 4: Simplify right side
    19,744.80x = 294,011,386.51
  5. Step 5: Solve for x
    x = 294,011,386.51/19,744.80
  6. Step 6: Final answer
    x = 14,890.57

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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.