Home / 28,323.21-42,504.08-11,683.11

Finding the Fourth Proportional to 28,323.21, 42,504.08 and 11,683.11

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Solution

The fourth proportional to 28,323.21, 42,504.08 and 11,683.11 is: 17,532.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323.21 : 42,504.08 = 11,683.11 : x
  2. Step 2: Convert to fraction form
    28,323.21/42,504.08 = 11,683.11/x
  3. Step 3: Cross multiply
    28,323.21x = 42,504.08 × 11,683.11
  4. Step 4: Simplify right side
    28,323.21x = 496,579,943.06
  5. Step 5: Solve for x
    x = 496,579,943.06/28,323.21
  6. Step 6: Final answer
    x = 17,532.61

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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.