Home / 35,453.40-53,177.10-10,829.40

Finding the Fourth Proportional to 35,453.40, 53,177.10 and 10,829.40

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Solution

The fourth proportional to 35,453.40, 53,177.10 and 10,829.40 is: 16,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.40 : 53,177.10 = 10,829.40 : x
  2. Step 2: Convert to fraction form
    35,453.40/53,177.10 = 10,829.40/x
  3. Step 3: Cross multiply
    35,453.40x = 53,177.10 × 10,829.40
  4. Step 4: Simplify right side
    35,453.40x = 575,876,086.74
  5. Step 5: Solve for x
    x = 575,876,086.74/35,453.40
  6. Step 6: Final answer
    x = 16,243.18

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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.