Home / 28,627.45-39,503.88-16,528.41

Finding the Fourth Proportional to 28,627.45, 39,503.88 and 16,528.41

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Solution

The fourth proportional to 28,627.45, 39,503.88 and 16,528.41 is: 22,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,627.45 : 39,503.88 = 16,528.41 : x
  2. Step 2: Convert to fraction form
    28,627.45/39,503.88 = 16,528.41/x
  3. Step 3: Cross multiply
    28,627.45x = 39,503.88 × 16,528.41
  4. Step 4: Simplify right side
    28,627.45x = 652,936,535.35
  5. Step 5: Solve for x
    x = 652,936,535.35/28,627.45
  6. Step 6: Final answer
    x = 22,808.06

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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.