Home / 19,487.67-29,235.83-9,093.75

Finding the Fourth Proportional to 19,487.67, 29,235.83 and 9,093.75

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Solution

The fourth proportional to 19,487.67, 29,235.83 and 9,093.75 is: 13,642.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,487.67 : 29,235.83 = 9,093.75 : x
  2. Step 2: Convert to fraction form
    19,487.67/29,235.83 = 9,093.75/x
  3. Step 3: Cross multiply
    19,487.67x = 29,235.83 × 9,093.75
  4. Step 4: Simplify right side
    19,487.67x = 265,863,283.59
  5. Step 5: Solve for x
    x = 265,863,283.59/19,487.67
  6. Step 6: Final answer
    x = 13,642.64

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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.