Home / 14,523.80-21,779.22-4,133.12

Finding the Fourth Proportional to 14,523.80, 21,779.22 and 4,133.12

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Solution

The fourth proportional to 14,523.80, 21,779.22 and 4,133.12 is: 6,197.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.80 : 21,779.22 = 4,133.12 : x
  2. Step 2: Convert to fraction form
    14,523.80/21,779.22 = 4,133.12/x
  3. Step 3: Cross multiply
    14,523.80x = 21,779.22 × 4,133.12
  4. Step 4: Simplify right side
    14,523.80x = 90,016,129.77
  5. Step 5: Solve for x
    x = 90,016,129.77/14,523.80
  6. Step 6: Final answer
    x = 6,197.84

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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.