Home / 28,635.69-39,519.23-16,061.25

Finding the Fourth Proportional to 28,635.69, 39,519.23 and 16,061.25

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Solution

The fourth proportional to 28,635.69, 39,519.23 and 16,061.25 is: 22,165.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,635.69 : 39,519.23 = 16,061.25 : x
  2. Step 2: Convert to fraction form
    28,635.69/39,519.23 = 16,061.25/x
  3. Step 3: Cross multiply
    28,635.69x = 39,519.23 × 16,061.25
  4. Step 4: Simplify right side
    28,635.69x = 634,728,152.53
  5. Step 5: Solve for x
    x = 634,728,152.53/28,635.69
  6. Step 6: Final answer
    x = 22,165.63

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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.