Home / 37,992.65-52,429.75-21,225.65

Finding the Fourth Proportional to 37,992.65, 52,429.75 and 21,225.65

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Solution

The fourth proportional to 37,992.65, 52,429.75 and 21,225.65 is: 29,291.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,992.65 : 52,429.75 = 21,225.65 : x
  2. Step 2: Convert to fraction form
    37,992.65/52,429.75 = 21,225.65/x
  3. Step 3: Cross multiply
    37,992.65x = 52,429.75 × 21,225.65
  4. Step 4: Simplify right side
    37,992.65x = 1,112,855,207.87
  5. Step 5: Solve for x
    x = 1,112,855,207.87/37,992.65
  6. Step 6: Final answer
    x = 29,291.33

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1.5x scale

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.