Home / 13,819.86-20,718.09-6,022.74

Finding the Fourth Proportional to 13,819.86, 20,718.09 and 6,022.74

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Solution

The fourth proportional to 13,819.86, 20,718.09 and 6,022.74 is: 9,029.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,819.86 : 20,718.09 = 6,022.74 : x
  2. Step 2: Convert to fraction form
    13,819.86/20,718.09 = 6,022.74/x
  3. Step 3: Cross multiply
    13,819.86x = 20,718.09 × 6,022.74
  4. Step 4: Simplify right side
    13,819.86x = 124,779,669.37
  5. Step 5: Solve for x
    x = 124,779,669.37/13,819.86
  6. Step 6: Final answer
    x = 9,029.01

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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.