Home / 12,463.24-18,689.40-4,666.58

Finding the Fourth Proportional to 12,463.24, 18,689.40 and 4,666.58

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Solution

The fourth proportional to 12,463.24, 18,689.40 and 4,666.58 is: 6,997.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463.24 : 18,689.40 = 4,666.58 : x
  2. Step 2: Convert to fraction form
    12,463.24/18,689.40 = 4,666.58/x
  3. Step 3: Cross multiply
    12,463.24x = 18,689.40 × 4,666.58
  4. Step 4: Simplify right side
    12,463.24x = 87,215,580.25
  5. Step 5: Solve for x
    x = 87,215,580.25/12,463.24
  6. Step 6: Final answer
    x = 6,997.83

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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.