Home / 12,606.24-18,897.68-5,582.51

Finding the Fourth Proportional to 12,606.24, 18,897.68 and 5,582.51

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Solution

The fourth proportional to 12,606.24, 18,897.68 and 5,582.51 is: 8,368.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.24 : 18,897.68 = 5,582.51 : x
  2. Step 2: Convert to fraction form
    12,606.24/18,897.68 = 5,582.51/x
  3. Step 3: Cross multiply
    12,606.24x = 18,897.68 × 5,582.51
  4. Step 4: Simplify right side
    12,606.24x = 105,496,487.58
  5. Step 5: Solve for x
    x = 105,496,487.58/12,606.24
  6. Step 6: Final answer
    x = 8,368.59

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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.