Home / 51,443.43-77,166.77-17,709.09

Finding the Fourth Proportional to 51,443.43, 77,166.77 and 17,709.09

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Solution

The fourth proportional to 51,443.43, 77,166.77 and 17,709.09 is: 26,564.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,443.43 : 77,166.77 = 17,709.09 : x
  2. Step 2: Convert to fraction form
    51,443.43/77,166.77 = 17,709.09/x
  3. Step 3: Cross multiply
    51,443.43x = 77,166.77 × 17,709.09
  4. Step 4: Simplify right side
    51,443.43x = 1,366,553,186.39
  5. Step 5: Solve for x
    x = 1,366,553,186.39/51,443.43
  6. Step 6: Final answer
    x = 26,564.19

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1.5x scale

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.