Home / 18,683.33-28,030.39-5,535.95

Finding the Fourth Proportional to 18,683.33, 28,030.39 and 5,535.95

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Solution

The fourth proportional to 18,683.33, 28,030.39 and 5,535.95 is: 8,305.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683.33 : 28,030.39 = 5,535.95 : x
  2. Step 2: Convert to fraction form
    18,683.33/28,030.39 = 5,535.95/x
  3. Step 3: Cross multiply
    18,683.33x = 28,030.39 × 5,535.95
  4. Step 4: Simplify right side
    18,683.33x = 155,174,683.53
  5. Step 5: Solve for x
    x = 155,174,683.53/18,683.33
  6. Step 6: Final answer
    x = 8,305.52

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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.