Home / 23,682.48-32,681.79-13,072.11

Finding the Fourth Proportional to 23,682.48, 32,681.79 and 13,072.11

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Solution

The fourth proportional to 23,682.48, 32,681.79 and 13,072.11 is: 18,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,682.48 : 32,681.79 = 13,072.11 : x
  2. Step 2: Convert to fraction form
    23,682.48/32,681.79 = 13,072.11/x
  3. Step 3: Cross multiply
    23,682.48x = 32,681.79 × 13,072.11
  4. Step 4: Simplify right side
    23,682.48x = 427,219,953.88
  5. Step 5: Solve for x
    x = 427,219,953.88/23,682.48
  6. Step 6: Final answer
    x = 18,039.49

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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.