Home / 19,437.14-26,823.36-10,939.43

Finding the Fourth Proportional to 19,437.14, 26,823.36 and 10,939.43

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Solution

The fourth proportional to 19,437.14, 26,823.36 and 10,939.43 is: 15,096.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,437.14 : 26,823.36 = 10,939.43 : x
  2. Step 2: Convert to fraction form
    19,437.14/26,823.36 = 10,939.43/x
  3. Step 3: Cross multiply
    19,437.14x = 26,823.36 × 10,939.43
  4. Step 4: Simplify right side
    19,437.14x = 293,432,107.62
  5. Step 5: Solve for x
    x = 293,432,107.62/19,437.14
  6. Step 6: Final answer
    x = 15,096.47

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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.