Home / 17,582.29-26,391.66-11,779.45

Finding the Fourth Proportional to 17,582.29, 26,391.66 and 11,779.45

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Solution

The fourth proportional to 17,582.29, 26,391.66 and 11,779.45 is: 17,681.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,582.29 : 26,391.66 = 11,779.45 : x
  2. Step 2: Convert to fraction form
    17,582.29/26,391.66 = 11,779.45/x
  3. Step 3: Cross multiply
    17,582.29x = 26,391.66 × 11,779.45
  4. Step 4: Simplify right side
    17,582.29x = 310,879,239.39
  5. Step 5: Solve for x
    x = 310,879,239.39/17,582.29
  6. Step 6: Final answer
    x = 17,681.39

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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.