Home / 28,682.50-39,584.01-17,506.66

Finding the Fourth Proportional to 28,682.50, 39,584.01 and 17,506.66

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Solution

The fourth proportional to 28,682.50, 39,584.01 and 17,506.66 is: 24,160.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,682.50 : 39,584.01 = 17,506.66 : x
  2. Step 2: Convert to fraction form
    28,682.50/39,584.01 = 17,506.66/x
  3. Step 3: Cross multiply
    28,682.50x = 39,584.01 × 17,506.66
  4. Step 4: Simplify right side
    28,682.50x = 692,983,804.51
  5. Step 5: Solve for x
    x = 692,983,804.51/28,682.50
  6. Step 6: Final answer
    x = 24,160.51

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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.