Home / 14,779.20-22,167.36-3,835.20

Finding the Fourth Proportional to 14,779.20, 22,167.36 and 3,835.20

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Solution

The fourth proportional to 14,779.20, 22,167.36 and 3,835.20 is: 5,752.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,779.20 : 22,167.36 = 3,835.20 : x
  2. Step 2: Convert to fraction form
    14,779.20/22,167.36 = 3,835.20/x
  3. Step 3: Cross multiply
    14,779.20x = 22,167.36 × 3,835.20
  4. Step 4: Simplify right side
    14,779.20x = 85,016,259.07
  5. Step 5: Solve for x
    x = 85,016,259.07/14,779.20
  6. Step 6: Final answer
    x = 5,752.43

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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.