Home / 17,403.86-26,077.95-16,942.57

Finding the Fourth Proportional to 17,403.86, 26,077.95 and 16,942.57

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Solution

The fourth proportional to 17,403.86, 26,077.95 and 16,942.57 is: 25,386.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,403.86 : 26,077.95 = 16,942.57 : x
  2. Step 2: Convert to fraction form
    17,403.86/26,077.95 = 16,942.57/x
  3. Step 3: Cross multiply
    17,403.86x = 26,077.95 × 16,942.57
  4. Step 4: Simplify right side
    17,403.86x = 441,827,428.14
  5. Step 5: Solve for x
    x = 441,827,428.14/17,403.86
  6. Step 6: Final answer
    x = 25,386.75

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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.