Home / 19,456.34-26,849.76-11,072.84

Finding the Fourth Proportional to 19,456.34, 26,849.76 and 11,072.84

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Solution

The fourth proportional to 19,456.34, 26,849.76 and 11,072.84 is: 15,280.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,456.34 : 26,849.76 = 11,072.84 : x
  2. Step 2: Convert to fraction form
    19,456.34/26,849.76 = 11,072.84/x
  3. Step 3: Cross multiply
    19,456.34x = 26,849.76 × 11,072.84
  4. Step 4: Simplify right side
    19,456.34x = 297,303,096.52
  5. Step 5: Solve for x
    x = 297,303,096.52/19,456.34
  6. Step 6: Final answer
    x = 15,280.53

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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.