Home / 17,980.34-24,812.29-11,269.59

Finding the Fourth Proportional to 17,980.34, 24,812.29 and 11,269.59

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Solution

The fourth proportional to 17,980.34, 24,812.29 and 11,269.59 is: 15,551.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,980.34 : 24,812.29 = 11,269.59 : x
  2. Step 2: Convert to fraction form
    17,980.34/24,812.29 = 11,269.59/x
  3. Step 3: Cross multiply
    17,980.34x = 24,812.29 × 11,269.59
  4. Step 4: Simplify right side
    17,980.34x = 279,624,211.20
  5. Step 5: Solve for x
    x = 279,624,211.20/17,980.34
  6. Step 6: Final answer
    x = 15,551.67

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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.