Home / 19,505.07-29,261.97-6,178.86

Finding the Fourth Proportional to 19,505.07, 29,261.97 and 6,178.86

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Solution

The fourth proportional to 19,505.07, 29,261.97 and 6,178.86 is: 9,269.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,505.07 : 29,261.97 = 6,178.86 : x
  2. Step 2: Convert to fraction form
    19,505.07/29,261.97 = 6,178.86/x
  3. Step 3: Cross multiply
    19,505.07x = 29,261.97 × 6,178.86
  4. Step 4: Simplify right side
    19,505.07x = 180,805,615.95
  5. Step 5: Solve for x
    x = 180,805,615.95/19,505.07
  6. Step 6: Final answer
    x = 9,269.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.