Home / 60,379.26-90,568.89-18,829.50

Finding the Fourth Proportional to 60,379.26, 90,568.89 and 18,829.50

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Solution

The fourth proportional to 60,379.26, 90,568.89 and 18,829.50 is: 28,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,379.26 : 90,568.89 = 18,829.50 : x
  2. Step 2: Convert to fraction form
    60,379.26/90,568.89 = 18,829.50/x
  3. Step 3: Cross multiply
    60,379.26x = 90,568.89 × 18,829.50
  4. Step 4: Simplify right side
    60,379.26x = 1,705,366,914.26
  5. Step 5: Solve for x
    x = 1,705,366,914.26/60,379.26
  6. Step 6: Final answer
    x = 28,244.25

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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.