Home / 17,845.91-24,627.54-9,779.57

Finding the Fourth Proportional to 17,845.91, 24,627.54 and 9,779.57

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Solution

The fourth proportional to 17,845.91, 24,627.54 and 9,779.57 is: 13,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.91 : 24,627.54 = 9,779.57 : x
  2. Step 2: Convert to fraction form
    17,845.91/24,627.54 = 9,779.57/x
  3. Step 3: Cross multiply
    17,845.91x = 24,627.54 × 9,779.57
  4. Step 4: Simplify right side
    17,845.91x = 240,846,628.22
  5. Step 5: Solve for x
    x = 240,846,628.22/17,845.91
  6. Step 6: Final answer
    x = 13,495.90

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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.