Home / 35,903.36-49,549.76-21,004.16

Finding the Fourth Proportional to 35,903.36, 49,549.76 and 21,004.16

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Solution

The fourth proportional to 35,903.36, 49,549.76 and 21,004.16 is: 28,987.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,903.36 : 49,549.76 = 21,004.16 : x
  2. Step 2: Convert to fraction form
    35,903.36/49,549.76 = 21,004.16/x
  3. Step 3: Cross multiply
    35,903.36x = 49,549.76 × 21,004.16
  4. Step 4: Simplify right side
    35,903.36x = 1,040,751,087.00
  5. Step 5: Solve for x
    x = 1,040,751,087.00/35,903.36
  6. Step 6: Final answer
    x = 28,987.57

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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.