Home / 49,128.79-73,708.77-17,538.16

Finding the Fourth Proportional to 49,128.79, 73,708.77 and 17,538.16

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Solution

The fourth proportional to 49,128.79, 73,708.77 and 17,538.16 is: 26,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,128.79 : 73,708.77 = 17,538.16 : x
  2. Step 2: Convert to fraction form
    49,128.79/73,708.77 = 17,538.16/x
  3. Step 3: Cross multiply
    49,128.79x = 73,708.77 × 17,538.16
  4. Step 4: Simplify right side
    49,128.79x = 1,292,716,113.97
  5. Step 5: Solve for x
    x = 1,292,716,113.97/49,128.79
  6. Step 6: Final answer
    x = 26,312.80

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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.