Home / 19,070.14-28,613.44-10,311.24

Finding the Fourth Proportional to 19,070.14, 28,613.44 and 10,311.24

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Solution

The fourth proportional to 19,070.14, 28,613.44 and 10,311.24 is: 15,471.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,070.14 : 28,613.44 = 10,311.24 : x
  2. Step 2: Convert to fraction form
    19,070.14/28,613.44 = 10,311.24/x
  3. Step 3: Cross multiply
    19,070.14x = 28,613.44 × 10,311.24
  4. Step 4: Simplify right side
    19,070.14x = 295,040,047.07
  5. Step 5: Solve for x
    x = 295,040,047.07/19,070.14
  6. Step 6: Final answer
    x = 15,471.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.