Home / 19,437.73-26,821.98-10,939.70

Finding the Fourth Proportional to 19,437.73, 26,821.98 and 10,939.70

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Solution

The fourth proportional to 19,437.73, 26,821.98 and 10,939.70 is: 15,095.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,437.73 : 26,821.98 = 10,939.70 : x
  2. Step 2: Convert to fraction form
    19,437.73/26,821.98 = 10,939.70/x
  3. Step 3: Cross multiply
    19,437.73x = 26,821.98 × 10,939.70
  4. Step 4: Simplify right side
    19,437.73x = 293,424,481.66
  5. Step 5: Solve for x
    x = 293,424,481.66/19,437.73
  6. Step 6: Final answer
    x = 15,095.62

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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.