Home / 34,453.86-51,670.52-13,397.17

Finding the Fourth Proportional to 34,453.86, 51,670.52 and 13,397.17

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Solution

The fourth proportional to 34,453.86, 51,670.52 and 13,397.17 is: 20,091.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,453.86 : 51,670.52 = 13,397.17 : x
  2. Step 2: Convert to fraction form
    34,453.86/51,670.52 = 13,397.17/x
  3. Step 3: Cross multiply
    34,453.86x = 51,670.52 × 13,397.17
  4. Step 4: Simplify right side
    34,453.86x = 692,238,740.43
  5. Step 5: Solve for x
    x = 692,238,740.43/34,453.86
  6. Step 6: Final answer
    x = 20,091.76

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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.