Home / 18,554.67-25,606.28-13,182.85

Finding the Fourth Proportional to 18,554.67, 25,606.28 and 13,182.85

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Solution

The fourth proportional to 18,554.67, 25,606.28 and 13,182.85 is: 18,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554.67 : 25,606.28 = 13,182.85 : x
  2. Step 2: Convert to fraction form
    18,554.67/25,606.28 = 13,182.85/x
  3. Step 3: Cross multiply
    18,554.67x = 25,606.28 × 13,182.85
  4. Step 4: Simplify right side
    18,554.67x = 337,563,739.11
  5. Step 5: Solve for x
    x = 337,563,739.11/18,554.67
  6. Step 6: Final answer
    x = 18,192.93

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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.