Home / 16,667.17-23,002.82-9,499.67

Finding the Fourth Proportional to 16,667.17, 23,002.82 and 9,499.67

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Solution

The fourth proportional to 16,667.17, 23,002.82 and 9,499.67 is: 13,110.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,667.17 : 23,002.82 = 9,499.67 : x
  2. Step 2: Convert to fraction form
    16,667.17/23,002.82 = 9,499.67/x
  3. Step 3: Cross multiply
    16,667.17x = 23,002.82 × 9,499.67
  4. Step 4: Simplify right side
    16,667.17x = 218,519,042.49
  5. Step 5: Solve for x
    x = 218,519,042.49/16,667.17
  6. Step 6: Final answer
    x = 13,110.74

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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.