Home / 23,682.74-32,681.57-13,072.15

Finding the Fourth Proportional to 23,682.74, 32,681.57 and 13,072.15

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Solution

The fourth proportional to 23,682.74, 32,681.57 and 13,072.15 is: 18,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,682.74 : 32,681.57 = 13,072.15 : x
  2. Step 2: Convert to fraction form
    23,682.74/32,681.57 = 13,072.15/x
  3. Step 3: Cross multiply
    23,682.74x = 32,681.57 × 13,072.15
  4. Step 4: Simplify right side
    23,682.74x = 427,218,238.21
  5. Step 5: Solve for x
    x = 427,218,238.21/23,682.74
  6. Step 6: Final answer
    x = 18,039.22

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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.