Home / 35,673.15-53,509.73-18,177.15

Finding the Fourth Proportional to 35,673.15, 53,509.73 and 18,177.15

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Solution

The fourth proportional to 35,673.15, 53,509.73 and 18,177.15 is: 27,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,673.15 : 53,509.73 = 18,177.15 : x
  2. Step 2: Convert to fraction form
    35,673.15/53,509.73 = 18,177.15/x
  3. Step 3: Cross multiply
    35,673.15x = 53,509.73 × 18,177.15
  4. Step 4: Simplify right side
    35,673.15x = 972,654,297.78
  5. Step 5: Solve for x
    x = 972,654,297.78/35,673.15
  6. Step 6: Final answer
    x = 27,265.73

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1.5x scale

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.