Home / 39,828.26-59,708.91-26,640.38

Finding the Fourth Proportional to 39,828.26, 59,708.91 and 26,640.38

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Solution

The fourth proportional to 39,828.26, 59,708.91 and 26,640.38 is: 39,938.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,828.26 : 59,708.91 = 26,640.38 : x
  2. Step 2: Convert to fraction form
    39,828.26/59,708.91 = 26,640.38/x
  3. Step 3: Cross multiply
    39,828.26x = 59,708.91 × 26,640.38
  4. Step 4: Simplify right side
    39,828.26x = 1,590,668,051.79
  5. Step 5: Solve for x
    x = 1,590,668,051.79/39,828.26
  6. Step 6: Final answer
    x = 39,938.18

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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.