Home / 19,888.49-27,446.82-10,936.67

Finding the Fourth Proportional to 19,888.49, 27,446.82 and 10,936.67

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Solution

The fourth proportional to 19,888.49, 27,446.82 and 10,936.67 is: 15,093.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,888.49 : 27,446.82 = 10,936.67 : x
  2. Step 2: Convert to fraction form
    19,888.49/27,446.82 = 10,936.67/x
  3. Step 3: Cross multiply
    19,888.49x = 27,446.82 × 10,936.67
  4. Step 4: Simplify right side
    19,888.49x = 300,176,927.74
  5. Step 5: Solve for x
    x = 300,176,927.74/19,888.49
  6. Step 6: Final answer
    x = 15,093.00

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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.