Home / 14,429.55-21,646.60-6,109.61

Finding the Fourth Proportional to 14,429.55, 21,646.60 and 6,109.61

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Solution

The fourth proportional to 14,429.55, 21,646.60 and 6,109.61 is: 9,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429.55 : 21,646.60 = 6,109.61 : x
  2. Step 2: Convert to fraction form
    14,429.55/21,646.60 = 6,109.61/x
  3. Step 3: Cross multiply
    14,429.55x = 21,646.60 × 6,109.61
  4. Step 4: Simplify right side
    14,429.55x = 132,252,283.83
  5. Step 5: Solve for x
    x = 132,252,283.83/14,429.55
  6. Step 6: Final answer
    x = 9,165.38

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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.