Home / 26,658.09-36,747-19,112.94

Finding the Fourth Proportional to 26,658.09, 36,747 and 19,112.94

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Solution

The fourth proportional to 26,658.09, 36,747 and 19,112.94 is: 26,346.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,658.09 : 36,747 = 19,112.94 : x
  2. Step 2: Convert to fraction form
    26,658.09/36,747 = 19,112.94/x
  3. Step 3: Cross multiply
    26,658.09x = 36,747 × 19,112.94
  4. Step 4: Simplify right side
    26,658.09x = 702,343,206.18
  5. Step 5: Solve for x
    x = 702,343,206.18/26,658.09
  6. Step 6: Final answer
    x = 26,346.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.