Home / 28,888.00-39,865.70-16,951.53

Finding the Fourth Proportional to 28,888.00, 39,865.70 and 16,951.53

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Solution

The fourth proportional to 28,888.00, 39,865.70 and 16,951.53 is: 23,393.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,888.00 : 39,865.70 = 16,951.53 : x
  2. Step 2: Convert to fraction form
    28,888.00/39,865.70 = 16,951.53/x
  3. Step 3: Cross multiply
    28,888.00x = 39,865.70 × 16,951.53
  4. Step 4: Simplify right side
    28,888.00x = 675,784,709.19
  5. Step 5: Solve for x
    x = 675,784,709.19/28,888.00
  6. Step 6: Final answer
    x = 23,393.27

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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.