Home / 18,835.77-25,996.95-12,462.49

Finding the Fourth Proportional to 18,835.77, 25,996.95 and 12,462.49

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Solution

The fourth proportional to 18,835.77, 25,996.95 and 12,462.49 is: 17,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,835.77 : 25,996.95 = 12,462.49 : x
  2. Step 2: Convert to fraction form
    18,835.77/25,996.95 = 12,462.49/x
  3. Step 3: Cross multiply
    18,835.77x = 25,996.95 × 12,462.49
  4. Step 4: Simplify right side
    18,835.77x = 323,986,537.11
  5. Step 5: Solve for x
    x = 323,986,537.11/18,835.77
  6. Step 6: Final answer
    x = 17,200.60

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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.