Home / 16,389.70-24,609.09-9,377.62

Finding the Fourth Proportional to 16,389.70, 24,609.09 and 9,377.62

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Solution

The fourth proportional to 16,389.70, 24,609.09 and 9,377.62 is: 14,080.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,389.70 : 24,609.09 = 9,377.62 : x
  2. Step 2: Convert to fraction form
    16,389.70/24,609.09 = 9,377.62/x
  3. Step 3: Cross multiply
    16,389.70x = 24,609.09 × 9,377.62
  4. Step 4: Simplify right side
    16,389.70x = 230,774,524.63
  5. Step 5: Solve for x
    x = 230,774,524.63/16,389.70
  6. Step 6: Final answer
    x = 14,080.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.