Home / 35,829.12-53,752.86-25,320

Finding the Fourth Proportional to 35,829.12, 53,752.86 and 25,320

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Solution

The fourth proportional to 35,829.12, 53,752.86 and 25,320 is: 37,986.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,829.12 : 53,752.86 = 25,320 : x
  2. Step 2: Convert to fraction form
    35,829.12/53,752.86 = 25,320/x
  3. Step 3: Cross multiply
    35,829.12x = 53,752.86 × 25,320
  4. Step 4: Simplify right side
    35,829.12x = 1,361,022,415.20
  5. Step 5: Solve for x
    x = 1,361,022,415.20/35,829.12
  6. Step 6: Final answer
    x = 37,986.49

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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.