Home / 17,855.91-24,636.51-10,779.75

Finding the Fourth Proportional to 17,855.91, 24,636.51 and 10,779.75

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Solution

The fourth proportional to 17,855.91, 24,636.51 and 10,779.75 is: 14,873.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,855.91 : 24,636.51 = 10,779.75 : x
  2. Step 2: Convert to fraction form
    17,855.91/24,636.51 = 10,779.75/x
  3. Step 3: Cross multiply
    17,855.91x = 24,636.51 × 10,779.75
  4. Step 4: Simplify right side
    17,855.91x = 265,575,418.67
  5. Step 5: Solve for x
    x = 265,575,418.67/17,855.91
  6. Step 6: Final answer
    x = 14,873.25

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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.