Home / 28,888.19-39,865.96-16,951.72

Finding the Fourth Proportional to 28,888.19, 39,865.96 and 16,951.72

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Solution

The fourth proportional to 28,888.19, 39,865.96 and 16,951.72 is: 23,393.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,888.19 : 39,865.96 = 16,951.72 : x
  2. Step 2: Convert to fraction form
    28,888.19/39,865.96 = 16,951.72/x
  3. Step 3: Cross multiply
    28,888.19x = 39,865.96 × 16,951.72
  4. Step 4: Simplify right side
    28,888.19x = 675,796,591.45
  5. Step 5: Solve for x
    x = 675,796,591.45/28,888.19
  6. Step 6: Final answer
    x = 23,393.52

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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.