Home / 18,923.44-26,114.35-10,970.27

Finding the Fourth Proportional to 18,923.44, 26,114.35 and 10,970.27

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Solution

The fourth proportional to 18,923.44, 26,114.35 and 10,970.27 is: 15,138.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923.44 : 26,114.35 = 10,970.27 : x
  2. Step 2: Convert to fraction form
    18,923.44/26,114.35 = 10,970.27/x
  3. Step 3: Cross multiply
    18,923.44x = 26,114.35 × 10,970.27
  4. Step 4: Simplify right side
    18,923.44x = 286,481,470.37
  5. Step 5: Solve for x
    x = 286,481,470.37/18,923.44
  6. Step 6: Final answer
    x = 15,138.98

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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.