Home / 12,703.84-19,056.18-4,383.76

Finding the Fourth Proportional to 12,703.84, 19,056.18 and 4,383.76

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Solution

The fourth proportional to 12,703.84, 19,056.18 and 4,383.76 is: 6,575.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703.84 : 19,056.18 = 4,383.76 : x
  2. Step 2: Convert to fraction form
    12,703.84/19,056.18 = 4,383.76/x
  3. Step 3: Cross multiply
    12,703.84x = 19,056.18 × 4,383.76
  4. Step 4: Simplify right side
    12,703.84x = 83,537,719.64
  5. Step 5: Solve for x
    x = 83,537,719.64/12,703.84
  6. Step 6: Final answer
    x = 6,575.78

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Similar ratio
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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.