Home / 15,898.14-21,949.38-10,235.70

Finding the Fourth Proportional to 15,898.14, 21,949.38 and 10,235.70

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Solution

The fourth proportional to 15,898.14, 21,949.38 and 10,235.70 is: 14,131.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,898.14 : 21,949.38 = 10,235.70 : x
  2. Step 2: Convert to fraction form
    15,898.14/21,949.38 = 10,235.70/x
  3. Step 3: Cross multiply
    15,898.14x = 21,949.38 × 10,235.70
  4. Step 4: Simplify right side
    15,898.14x = 224,667,268.87
  5. Step 5: Solve for x
    x = 224,667,268.87/15,898.14
  6. Step 6: Final answer
    x = 14,131.67

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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.