Home / 26,547.03-39,845.16-13,408.65

Finding the Fourth Proportional to 26,547.03, 39,845.16 and 13,408.65

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Solution

The fourth proportional to 26,547.03, 39,845.16 and 13,408.65 is: 20,125.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,547.03 : 39,845.16 = 13,408.65 : x
  2. Step 2: Convert to fraction form
    26,547.03/39,845.16 = 13,408.65/x
  3. Step 3: Cross multiply
    26,547.03x = 39,845.16 × 13,408.65
  4. Step 4: Simplify right side
    26,547.03x = 534,269,804.63
  5. Step 5: Solve for x
    x = 534,269,804.63/26,547.03
  6. Step 6: Final answer
    x = 20,125.41

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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.