Home / 18,047.82-24,900.91-10,779.06

Finding the Fourth Proportional to 18,047.82, 24,900.91 and 10,779.06

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Solution

The fourth proportional to 18,047.82, 24,900.91 and 10,779.06 is: 14,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.82 : 24,900.91 = 10,779.06 : x
  2. Step 2: Convert to fraction form
    18,047.82/24,900.91 = 10,779.06/x
  3. Step 3: Cross multiply
    18,047.82x = 24,900.91 × 10,779.06
  4. Step 4: Simplify right side
    18,047.82x = 268,408,359.62
  5. Step 5: Solve for x
    x = 268,408,359.62/18,047.82
  6. Step 6: Final answer
    x = 14,872.06

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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.