Home / 28,088.29-38,757.21-16,601.59

Finding the Fourth Proportional to 28,088.29, 38,757.21 and 16,601.59

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Solution

The fourth proportional to 28,088.29, 38,757.21 and 16,601.59 is: 22,907.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,088.29 : 38,757.21 = 16,601.59 : x
  2. Step 2: Convert to fraction form
    28,088.29/38,757.21 = 16,601.59/x
  3. Step 3: Cross multiply
    28,088.29x = 38,757.21 × 16,601.59
  4. Step 4: Simplify right side
    28,088.29x = 643,431,309.96
  5. Step 5: Solve for x
    x = 643,431,309.96/28,088.29
  6. Step 6: Final answer
    x = 22,907.46

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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.