Home / 39,767.43-59,636.53-11,680.28

Finding the Fourth Proportional to 39,767.43, 59,636.53 and 11,680.28

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Solution

The fourth proportional to 39,767.43, 59,636.53 and 11,680.28 is: 17,516.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,767.43 : 59,636.53 = 11,680.28 : x
  2. Step 2: Convert to fraction form
    39,767.43/59,636.53 = 11,680.28/x
  3. Step 3: Cross multiply
    39,767.43x = 59,636.53 × 11,680.28
  4. Step 4: Simplify right side
    39,767.43x = 696,571,368.63
  5. Step 5: Solve for x
    x = 696,571,368.63/39,767.43
  6. Step 6: Final answer
    x = 17,516.13

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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.