Home / 20,363.26-30,683.60-16,746.50

Finding the Fourth Proportional to 20,363.26, 30,683.60 and 16,746.50

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Solution

The fourth proportional to 20,363.26, 30,683.60 and 16,746.50 is: 25,233.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363.26 : 30,683.60 = 16,746.50 : x
  2. Step 2: Convert to fraction form
    20,363.26/30,683.60 = 16,746.50/x
  3. Step 3: Cross multiply
    20,363.26x = 30,683.60 × 16,746.50
  4. Step 4: Simplify right side
    20,363.26x = 513,842,907.40
  5. Step 5: Solve for x
    x = 513,842,907.40/20,363.26
  6. Step 6: Final answer
    x = 25,233.82

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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.