Home / 28,638.76-39,521.37-16,063.51

Finding the Fourth Proportional to 28,638.76, 39,521.37 and 16,063.51

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Solution

The fourth proportional to 28,638.76, 39,521.37 and 16,063.51 is: 22,167.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,638.76 : 39,521.37 = 16,063.51 : x
  2. Step 2: Convert to fraction form
    28,638.76/39,521.37 = 16,063.51/x
  3. Step 3: Cross multiply
    28,638.76x = 39,521.37 × 16,063.51
  4. Step 4: Simplify right side
    28,638.76x = 634,851,922.21
  5. Step 5: Solve for x
    x = 634,851,922.21/28,638.76
  6. Step 6: Final answer
    x = 22,167.58

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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.