Home / 17,642.80-24,346.54-9,684.75

Finding the Fourth Proportional to 17,642.80, 24,346.54 and 9,684.75

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Solution

The fourth proportional to 17,642.80, 24,346.54 and 9,684.75 is: 13,364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,642.80 : 24,346.54 = 9,684.75 : x
  2. Step 2: Convert to fraction form
    17,642.80/24,346.54 = 9,684.75/x
  3. Step 3: Cross multiply
    17,642.80x = 24,346.54 × 9,684.75
  4. Step 4: Simplify right side
    17,642.80x = 235,790,153.27
  5. Step 5: Solve for x
    x = 235,790,153.27/17,642.80
  6. Step 6: Final answer
    x = 13,364.67

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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.