Home / 14,525.60-21,784.62-4,659.80

Finding the Fourth Proportional to 14,525.60, 21,784.62 and 4,659.80

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Solution

The fourth proportional to 14,525.60, 21,784.62 and 4,659.80 is: 6,988.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.60 : 21,784.62 = 4,659.80 : x
  2. Step 2: Convert to fraction form
    14,525.60/21,784.62 = 4,659.80/x
  3. Step 3: Cross multiply
    14,525.60x = 21,784.62 × 4,659.80
  4. Step 4: Simplify right side
    14,525.60x = 101,511,972.28
  5. Step 5: Solve for x
    x = 101,511,972.28/14,525.60
  6. Step 6: Final answer
    x = 6,988.49

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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.