Home / 15,886.53-23,829.89-4,199.63

Finding the Fourth Proportional to 15,886.53, 23,829.89 and 4,199.63

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Solution

The fourth proportional to 15,886.53, 23,829.89 and 4,199.63 is: 6,299.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886.53 : 23,829.89 = 4,199.63 : x
  2. Step 2: Convert to fraction form
    15,886.53/23,829.89 = 4,199.63/x
  3. Step 3: Cross multiply
    15,886.53x = 23,829.89 × 4,199.63
  4. Step 4: Simplify right side
    15,886.53x = 100,076,720.94
  5. Step 5: Solve for x
    x = 100,076,720.94/15,886.53
  6. Step 6: Final answer
    x = 6,299.47

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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.