Home / 23,705.55-32,715.05-13,636.84

Finding the Fourth Proportional to 23,705.55, 32,715.05 and 13,636.84

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Solution

The fourth proportional to 23,705.55, 32,715.05 and 13,636.84 is: 18,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,705.55 : 32,715.05 = 13,636.84 : x
  2. Step 2: Convert to fraction form
    23,705.55/32,715.05 = 13,636.84/x
  3. Step 3: Cross multiply
    23,705.55x = 32,715.05 × 13,636.84
  4. Step 4: Simplify right side
    23,705.55x = 446,129,902.44
  5. Step 5: Solve for x
    x = 446,129,902.44/23,705.55
  6. Step 6: Final answer
    x = 18,819.64

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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.