Home / 14,508.22-20,030.08-9,480.85

Finding the Fourth Proportional to 14,508.22, 20,030.08 and 9,480.85

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Solution

The fourth proportional to 14,508.22, 20,030.08 and 9,480.85 is: 13,089.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,508.22 : 20,030.08 = 9,480.85 : x
  2. Step 2: Convert to fraction form
    14,508.22/20,030.08 = 9,480.85/x
  3. Step 3: Cross multiply
    14,508.22x = 20,030.08 × 9,480.85
  4. Step 4: Simplify right side
    14,508.22x = 189,902,136.56
  5. Step 5: Solve for x
    x = 189,902,136.56/14,508.22
  6. Step 6: Final answer
    x = 13,089.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.