Home / 19,011.84-26,234.76-10,945.08

Finding the Fourth Proportional to 19,011.84, 26,234.76 and 10,945.08

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Solution

The fourth proportional to 19,011.84, 26,234.76 and 10,945.08 is: 15,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.84 : 26,234.76 = 10,945.08 : x
  2. Step 2: Convert to fraction form
    19,011.84/26,234.76 = 10,945.08/x
  3. Step 3: Cross multiply
    19,011.84x = 26,234.76 × 10,945.08
  4. Step 4: Simplify right side
    19,011.84x = 287,141,546.98
  5. Step 5: Solve for x
    x = 287,141,546.98/19,011.84
  6. Step 6: Final answer
    x = 15,103.30

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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.