Home / 19,329.87-29,126.46-15,896.79

Finding the Fourth Proportional to 19,329.87, 29,126.46 and 15,896.79

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Solution

The fourth proportional to 19,329.87, 29,126.46 and 15,896.79 is: 23,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.87 : 29,126.46 = 15,896.79 : x
  2. Step 2: Convert to fraction form
    19,329.87/29,126.46 = 15,896.79/x
  3. Step 3: Cross multiply
    19,329.87x = 29,126.46 × 15,896.79
  4. Step 4: Simplify right side
    19,329.87x = 463,017,218.06
  5. Step 5: Solve for x
    x = 463,017,218.06/19,329.87
  6. Step 6: Final answer
    x = 23,953.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.