Home / 14,962.60-20,656.98-9,933.61

Finding the Fourth Proportional to 14,962.60, 20,656.98 and 9,933.61

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Solution

The fourth proportional to 14,962.60, 20,656.98 and 9,933.61 is: 13,714.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,962.60 : 20,656.98 = 9,933.61 : x
  2. Step 2: Convert to fraction form
    14,962.60/20,656.98 = 9,933.61/x
  3. Step 3: Cross multiply
    14,962.60x = 20,656.98 × 9,933.61
  4. Step 4: Simplify right side
    14,962.60x = 205,198,383.10
  5. Step 5: Solve for x
    x = 205,198,383.10/14,962.60
  6. Step 6: Final answer
    x = 13,714.09

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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.