Home / 15,619.70-23,403.63-10,992.98

Finding the Fourth Proportional to 15,619.70, 23,403.63 and 10,992.98

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Solution

The fourth proportional to 15,619.70, 23,403.63 and 10,992.98 is: 16,471.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.70 : 23,403.63 = 10,992.98 : x
  2. Step 2: Convert to fraction form
    15,619.70/23,403.63 = 10,992.98/x
  3. Step 3: Cross multiply
    15,619.70x = 23,403.63 × 10,992.98
  4. Step 4: Simplify right side
    15,619.70x = 257,275,636.52
  5. Step 5: Solve for x
    x = 257,275,636.52/15,619.70
  6. Step 6: Final answer
    x = 16,471.23

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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.