Home / 14,393.35-21,562.32-8,830.45

Finding the Fourth Proportional to 14,393.35, 21,562.32 and 8,830.45

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Solution

The fourth proportional to 14,393.35, 21,562.32 and 8,830.45 is: 13,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393.35 : 21,562.32 = 8,830.45 : x
  2. Step 2: Convert to fraction form
    14,393.35/21,562.32 = 8,830.45/x
  3. Step 3: Cross multiply
    14,393.35x = 21,562.32 × 8,830.45
  4. Step 4: Simplify right side
    14,393.35x = 190,404,967.85
  5. Step 5: Solve for x
    x = 190,404,967.85/14,393.35
  6. Step 6: Final answer
    x = 13,228.68

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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.