Home / 28,704.34-39,611.31-16,603.93

Finding the Fourth Proportional to 28,704.34, 39,611.31 and 16,603.93

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Solution

The fourth proportional to 28,704.34, 39,611.31 and 16,603.93 is: 22,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,704.34 : 39,611.31 = 16,603.93 : x
  2. Step 2: Convert to fraction form
    28,704.34/39,611.31 = 16,603.93/x
  3. Step 3: Cross multiply
    28,704.34x = 39,611.31 × 16,603.93
  4. Step 4: Simplify right side
    28,704.34x = 657,703,220.39
  5. Step 5: Solve for x
    x = 657,703,220.39/28,704.34
  6. Step 6: Final answer
    x = 22,913.03

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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.