Home / 27,070.65-37,357.36-15,133.90

Finding the Fourth Proportional to 27,070.65, 37,357.36 and 15,133.90

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Solution

The fourth proportional to 27,070.65, 37,357.36 and 15,133.90 is: 20,884.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.65 : 37,357.36 = 15,133.90 : x
  2. Step 2: Convert to fraction form
    27,070.65/37,357.36 = 15,133.90/x
  3. Step 3: Cross multiply
    27,070.65x = 37,357.36 × 15,133.90
  4. Step 4: Simplify right side
    27,070.65x = 565,362,550.50
  5. Step 5: Solve for x
    x = 565,362,550.50/27,070.65
  6. Step 6: Final answer
    x = 20,884.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.