Home / 17,390.45-23,996.63-10,315.50

Finding the Fourth Proportional to 17,390.45, 23,996.63 and 10,315.50

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Solution

The fourth proportional to 17,390.45, 23,996.63 and 10,315.50 is: 14,234.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.45 : 23,996.63 = 10,315.50 : x
  2. Step 2: Convert to fraction form
    17,390.45/23,996.63 = 10,315.50/x
  3. Step 3: Cross multiply
    17,390.45x = 23,996.63 × 10,315.50
  4. Step 4: Simplify right side
    17,390.45x = 247,537,185.19
  5. Step 5: Solve for x
    x = 247,537,185.19/17,390.45
  6. Step 6: Final answer
    x = 14,234.09

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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.