Home / 17,378.22-23,960.43-11,779.50

Finding the Fourth Proportional to 17,378.22, 23,960.43 and 11,779.50

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Solution

The fourth proportional to 17,378.22, 23,960.43 and 11,779.50 is: 16,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.22 : 23,960.43 = 11,779.50 : x
  2. Step 2: Convert to fraction form
    17,378.22/23,960.43 = 11,779.50/x
  3. Step 3: Cross multiply
    17,378.22x = 23,960.43 × 11,779.50
  4. Step 4: Simplify right side
    17,378.22x = 282,241,885.19
  5. Step 5: Solve for x
    x = 282,241,885.19/17,378.22
  6. Step 6: Final answer
    x = 16,241.13

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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.