Home / 35,455.02-53,179.20-10,831.02

Finding the Fourth Proportional to 35,455.02, 53,179.20 and 10,831.02

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Solution

The fourth proportional to 35,455.02, 53,179.20 and 10,831.02 is: 16,245.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.02 : 53,179.20 = 10,831.02 : x
  2. Step 2: Convert to fraction form
    35,455.02/53,179.20 = 10,831.02/x
  3. Step 3: Cross multiply
    35,455.02x = 53,179.20 × 10,831.02
  4. Step 4: Simplify right side
    35,455.02x = 575,984,978.78
  5. Step 5: Solve for x
    x = 575,984,978.78/35,455.02
  6. Step 6: Final answer
    x = 16,245.51

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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.