Home / 21,346.60-32,034.30-9,653.80

Finding the Fourth Proportional to 21,346.60, 32,034.30 and 9,653.80

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Solution

The fourth proportional to 21,346.60, 32,034.30 and 9,653.80 is: 14,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,346.60 : 32,034.30 = 9,653.80 : x
  2. Step 2: Convert to fraction form
    21,346.60/32,034.30 = 9,653.80/x
  3. Step 3: Cross multiply
    21,346.60x = 32,034.30 × 9,653.80
  4. Step 4: Simplify right side
    21,346.60x = 309,252,725.34
  5. Step 5: Solve for x
    x = 309,252,725.34/21,346.60
  6. Step 6: Final answer
    x = 14,487.21

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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.