Home / 23,478.81-35,217.71-5,709.57

Finding the Fourth Proportional to 23,478.81, 35,217.71 and 5,709.57

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Solution

The fourth proportional to 23,478.81, 35,217.71 and 5,709.57 is: 8,564.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,478.81 : 35,217.71 = 5,709.57 : x
  2. Step 2: Convert to fraction form
    23,478.81/35,217.71 = 5,709.57/x
  3. Step 3: Cross multiply
    23,478.81x = 35,217.71 × 5,709.57
  4. Step 4: Simplify right side
    23,478.81x = 201,077,951.94
  5. Step 5: Solve for x
    x = 201,077,951.94/23,478.81
  6. Step 6: Final answer
    x = 8,564.23

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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.