Home / 28,505.04-39,333.57-16,566.45

Finding the Fourth Proportional to 28,505.04, 39,333.57 and 16,566.45

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Solution

The fourth proportional to 28,505.04, 39,333.57 and 16,566.45 is: 22,859.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,505.04 : 39,333.57 = 16,566.45 : x
  2. Step 2: Convert to fraction form
    28,505.04/39,333.57 = 16,566.45/x
  3. Step 3: Cross multiply
    28,505.04x = 39,333.57 × 16,566.45
  4. Step 4: Simplify right side
    28,505.04x = 651,617,620.73
  5. Step 5: Solve for x
    x = 651,617,620.73/28,505.04
  6. Step 6: Final answer
    x = 22,859.73

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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.