Home / 14,043.18-19,383.46-8,734.84

Finding the Fourth Proportional to 14,043.18, 19,383.46 and 8,734.84

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Solution

The fourth proportional to 14,043.18, 19,383.46 and 8,734.84 is: 12,056.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043.18 : 19,383.46 = 8,734.84 : x
  2. Step 2: Convert to fraction form
    14,043.18/19,383.46 = 8,734.84/x
  3. Step 3: Cross multiply
    14,043.18x = 19,383.46 × 8,734.84
  4. Step 4: Simplify right side
    14,043.18x = 169,311,421.75
  5. Step 5: Solve for x
    x = 169,311,421.75/14,043.18
  6. Step 6: Final answer
    x = 12,056.49

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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.