Home / 28,641.29-39,524.50-16,065.77

Finding the Fourth Proportional to 28,641.29, 39,524.50 and 16,065.77

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Solution

The fourth proportional to 28,641.29, 39,524.50 and 16,065.77 is: 22,170.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,641.29 : 39,524.50 = 16,065.77 : x
  2. Step 2: Convert to fraction form
    28,641.29/39,524.50 = 16,065.77/x
  3. Step 3: Cross multiply
    28,641.29x = 39,524.50 × 16,065.77
  4. Step 4: Simplify right side
    28,641.29x = 634,991,526.37
  5. Step 5: Solve for x
    x = 634,991,526.37/28,641.29
  6. Step 6: Final answer
    x = 22,170.49

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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.