Home / 14,137.88-19,507.18-8,548.76

Finding the Fourth Proportional to 14,137.88, 19,507.18 and 8,548.76

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Solution

The fourth proportional to 14,137.88, 19,507.18 and 8,548.76 is: 11,795.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.88 : 19,507.18 = 8,548.76 : x
  2. Step 2: Convert to fraction form
    14,137.88/19,507.18 = 8,548.76/x
  3. Step 3: Cross multiply
    14,137.88x = 19,507.18 × 8,548.76
  4. Step 4: Simplify right side
    14,137.88x = 166,762,200.10
  5. Step 5: Solve for x
    x = 166,762,200.10/14,137.88
  6. Step 6: Final answer
    x = 11,795.42

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Double scale
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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.