Home / 29,352.68-40,506.78-15,923.94

Finding the Fourth Proportional to 29,352.68, 40,506.78 and 15,923.94

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Solution

The fourth proportional to 29,352.68, 40,506.78 and 15,923.94 is: 21,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,352.68 : 40,506.78 = 15,923.94 : x
  2. Step 2: Convert to fraction form
    29,352.68/40,506.78 = 15,923.94/x
  3. Step 3: Cross multiply
    29,352.68x = 40,506.78 × 15,923.94
  4. Step 4: Simplify right side
    29,352.68x = 645,027,534.31
  5. Step 5: Solve for x
    x = 645,027,534.31/29,352.68
  6. Step 6: Final answer
    x = 21,975.08

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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.