Home / 15,636.12-23,438.86-9,996.49

Finding the Fourth Proportional to 15,636.12, 23,438.86 and 9,996.49

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Solution

The fourth proportional to 15,636.12, 23,438.86 and 9,996.49 is: 14,984.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,636.12 : 23,438.86 = 9,996.49 : x
  2. Step 2: Convert to fraction form
    15,636.12/23,438.86 = 9,996.49/x
  3. Step 3: Cross multiply
    15,636.12x = 23,438.86 × 9,996.49
  4. Step 4: Simplify right side
    15,636.12x = 234,306,329.60
  5. Step 5: Solve for x
    x = 234,306,329.60/15,636.12
  6. Step 6: Final answer
    x = 14,984.94

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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.