Home / 14,779.35-22,169.22-4,918.63

Finding the Fourth Proportional to 14,779.35, 22,169.22 and 4,918.63

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Solution

The fourth proportional to 14,779.35, 22,169.22 and 4,918.63 is: 7,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,779.35 : 22,169.22 = 4,918.63 : x
  2. Step 2: Convert to fraction form
    14,779.35/22,169.22 = 4,918.63/x
  3. Step 3: Cross multiply
    14,779.35x = 22,169.22 × 4,918.63
  4. Step 4: Simplify right side
    14,779.35x = 109,042,190.57
  5. Step 5: Solve for x
    x = 109,042,190.57/14,779.35
  6. Step 6: Final answer
    x = 7,378.01

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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.