Home / 28,096.68-38,777.29-16,159.71

Finding the Fourth Proportional to 28,096.68, 38,777.29 and 16,159.71

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Solution

The fourth proportional to 28,096.68, 38,777.29 and 16,159.71 is: 22,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,096.68 : 38,777.29 = 16,159.71 : x
  2. Step 2: Convert to fraction form
    28,096.68/38,777.29 = 16,159.71/x
  3. Step 3: Cross multiply
    28,096.68x = 38,777.29 × 16,159.71
  4. Step 4: Simplify right side
    28,096.68x = 626,629,720.59
  5. Step 5: Solve for x
    x = 626,629,720.59/28,096.68
  6. Step 6: Final answer
    x = 22,302.63

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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.