Home / 12,590.69-18,857.31-6,021.52

Finding the Fourth Proportional to 12,590.69, 18,857.31 and 6,021.52

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Solution

The fourth proportional to 12,590.69, 18,857.31 and 6,021.52 is: 9,018.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,590.69 : 18,857.31 = 6,021.52 : x
  2. Step 2: Convert to fraction form
    12,590.69/18,857.31 = 6,021.52/x
  3. Step 3: Cross multiply
    12,590.69x = 18,857.31 × 6,021.52
  4. Step 4: Simplify right side
    12,590.69x = 113,549,599.59
  5. Step 5: Solve for x
    x = 113,549,599.59/12,590.69
  6. Step 6: Final answer
    x = 9,018.54

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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.