Home / 35,903.36-53,842.08-15,128.48

Finding the Fourth Proportional to 35,903.36, 53,842.08 and 15,128.48

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Solution

The fourth proportional to 35,903.36, 53,842.08 and 15,128.48 is: 22,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,903.36 : 53,842.08 = 15,128.48 : x
  2. Step 2: Convert to fraction form
    35,903.36/53,842.08 = 15,128.48/x
  3. Step 3: Cross multiply
    35,903.36x = 53,842.08 × 15,128.48
  4. Step 4: Simplify right side
    35,903.36x = 814,548,830.44
  5. Step 5: Solve for x
    x = 814,548,830.44/35,903.36
  6. Step 6: Final answer
    x = 22,687.26

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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.