Home / 28,634.36-39,515.28-16,059.11

Finding the Fourth Proportional to 28,634.36, 39,515.28 and 16,059.11

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Solution

The fourth proportional to 28,634.36, 39,515.28 and 16,059.11 is: 22,161.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,634.36 : 39,515.28 = 16,059.11 : x
  2. Step 2: Convert to fraction form
    28,634.36/39,515.28 = 16,059.11/x
  3. Step 3: Cross multiply
    28,634.36x = 39,515.28 × 16,059.11
  4. Step 4: Simplify right side
    28,634.36x = 634,580,228.20
  5. Step 5: Solve for x
    x = 634,580,228.20/28,634.36
  6. Step 6: Final answer
    x = 22,161.50

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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.