Home / 18,573.67-25,635.45-12,607.27

Finding the Fourth Proportional to 18,573.67, 25,635.45 and 12,607.27

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Solution

The fourth proportional to 18,573.67, 25,635.45 and 12,607.27 is: 17,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,573.67 : 25,635.45 = 12,607.27 : x
  2. Step 2: Convert to fraction form
    18,573.67/25,635.45 = 12,607.27/x
  3. Step 3: Cross multiply
    18,573.67x = 25,635.45 × 12,607.27
  4. Step 4: Simplify right side
    18,573.67x = 323,193,039.72
  5. Step 5: Solve for x
    x = 323,193,039.72/18,573.67
  6. Step 6: Final answer
    x = 17,400.60

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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.