Home / 28,899.88-39,881.86-16,324.62

Finding the Fourth Proportional to 28,899.88, 39,881.86 and 16,324.62

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Solution

The fourth proportional to 28,899.88, 39,881.86 and 16,324.62 is: 22,527.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899.88 : 39,881.86 = 16,324.62 : x
  2. Step 2: Convert to fraction form
    28,899.88/39,881.86 = 16,324.62/x
  3. Step 3: Cross multiply
    28,899.88x = 39,881.86 × 16,324.62
  4. Step 4: Simplify right side
    28,899.88x = 651,056,209.39
  5. Step 5: Solve for x
    x = 651,056,209.39/28,899.88
  6. Step 6: Final answer
    x = 22,527.99

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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.