Home / 39,717.80-59,584.91-11,638.77

Finding the Fourth Proportional to 39,717.80, 59,584.91 and 11,638.77

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Solution

The fourth proportional to 39,717.80, 59,584.91 and 11,638.77 is: 17,460.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,717.80 : 59,584.91 = 11,638.77 : x
  2. Step 2: Convert to fraction form
    39,717.80/59,584.91 = 11,638.77/x
  3. Step 3: Cross multiply
    39,717.80x = 59,584.91 × 11,638.77
  4. Step 4: Simplify right side
    39,717.80x = 693,495,004.77
  5. Step 5: Solve for x
    x = 693,495,004.77/39,717.80
  6. Step 6: Final answer
    x = 17,460.56

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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.