Home / 35,816.15-53,747.54-13,629.72

Finding the Fourth Proportional to 35,816.15, 53,747.54 and 13,629.72

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Solution

The fourth proportional to 35,816.15, 53,747.54 and 13,629.72 is: 20,453.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,816.15 : 53,747.54 = 13,629.72 : x
  2. Step 2: Convert to fraction form
    35,816.15/53,747.54 = 13,629.72/x
  3. Step 3: Cross multiply
    35,816.15x = 53,747.54 × 13,629.72
  4. Step 4: Simplify right side
    35,816.15x = 732,563,852.74
  5. Step 5: Solve for x
    x = 732,563,852.74/35,816.15
  6. Step 6: Final answer
    x = 20,453.45

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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.