Home / 52,539.10-78,805.74-16,999.72

Finding the Fourth Proportional to 52,539.10, 78,805.74 and 16,999.72

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Solution

The fourth proportional to 52,539.10, 78,805.74 and 16,999.72 is: 25,498.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,539.10 : 78,805.74 = 16,999.72 : x
  2. Step 2: Convert to fraction form
    52,539.10/78,805.74 = 16,999.72/x
  3. Step 3: Cross multiply
    52,539.10x = 78,805.74 × 16,999.72
  4. Step 4: Simplify right side
    52,539.10x = 1,339,675,514.39
  5. Step 5: Solve for x
    x = 1,339,675,514.39/52,539.10
  6. Step 6: Final answer
    x = 25,498.64

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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.