Home / 15,996.79-22,076.03-8,923.67

Finding the Fourth Proportional to 15,996.79, 22,076.03 and 8,923.67

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Solution

The fourth proportional to 15,996.79, 22,076.03 and 8,923.67 is: 12,314.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.79 : 22,076.03 = 8,923.67 : x
  2. Step 2: Convert to fraction form
    15,996.79/22,076.03 = 8,923.67/x
  3. Step 3: Cross multiply
    15,996.79x = 22,076.03 × 8,923.67
  4. Step 4: Simplify right side
    15,996.79x = 196,999,206.63
  5. Step 5: Solve for x
    x = 196,999,206.63/15,996.79
  6. Step 6: Final answer
    x = 12,314.92

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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.