Home / 37,998.80-57,009.69-11,345.66

Finding the Fourth Proportional to 37,998.80, 57,009.69 and 11,345.66

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Solution

The fourth proportional to 37,998.80, 57,009.69 and 11,345.66 is: 17,021.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,998.80 : 57,009.69 = 11,345.66 : x
  2. Step 2: Convert to fraction form
    37,998.80/57,009.69 = 11,345.66/x
  3. Step 3: Cross multiply
    37,998.80x = 57,009.69 × 11,345.66
  4. Step 4: Simplify right side
    37,998.80x = 646,812,559.45
  5. Step 5: Solve for x
    x = 646,812,559.45/37,998.80
  6. Step 6: Final answer
    x = 17,021.92

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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.