Home / 16,421.67-24,609.42-7,515.14

Finding the Fourth Proportional to 16,421.67, 24,609.42 and 7,515.14

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Solution

The fourth proportional to 16,421.67, 24,609.42 and 7,515.14 is: 11,262.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,421.67 : 24,609.42 = 7,515.14 : x
  2. Step 2: Convert to fraction form
    16,421.67/24,609.42 = 7,515.14/x
  3. Step 3: Cross multiply
    16,421.67x = 24,609.42 × 7,515.14
  4. Step 4: Simplify right side
    16,421.67x = 184,943,113.57
  5. Step 5: Solve for x
    x = 184,943,113.57/16,421.67
  6. Step 6: Final answer
    x = 11,262.14

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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.