Home / 36,780.33-55,171.00-10,485.07

Finding the Fourth Proportional to 36,780.33, 55,171.00 and 10,485.07

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Solution

The fourth proportional to 36,780.33, 55,171.00 and 10,485.07 is: 15,727.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,780.33 : 55,171.00 = 10,485.07 : x
  2. Step 2: Convert to fraction form
    36,780.33/55,171.00 = 10,485.07/x
  3. Step 3: Cross multiply
    36,780.33x = 55,171.00 × 10,485.07
  4. Step 4: Simplify right side
    36,780.33x = 578,471,864.18
  5. Step 5: Solve for x
    x = 578,471,864.18/36,780.33
  6. Step 6: Final answer
    x = 15,727.75

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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.