Home / 28,467.68-39,285.70-16,526.66

Finding the Fourth Proportional to 28,467.68, 39,285.70 and 16,526.66

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Solution

The fourth proportional to 28,467.68, 39,285.70 and 16,526.66 is: 22,806.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,467.68 : 39,285.70 = 16,526.66 : x
  2. Step 2: Convert to fraction form
    28,467.68/39,285.70 = 16,526.66/x
  3. Step 3: Cross multiply
    28,467.68x = 39,285.70 × 16,526.66
  4. Step 4: Simplify right side
    28,467.68x = 649,261,406.76
  5. Step 5: Solve for x
    x = 649,261,406.76/28,467.68
  6. Step 6: Final answer
    x = 22,806.97

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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.