Home / 27,151.07-40,723.43-10,509.62

Finding the Fourth Proportional to 27,151.07, 40,723.43 and 10,509.62

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Solution

The fourth proportional to 27,151.07, 40,723.43 and 10,509.62 is: 15,763.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,151.07 : 40,723.43 = 10,509.62 : x
  2. Step 2: Convert to fraction form
    27,151.07/40,723.43 = 10,509.62/x
  3. Step 3: Cross multiply
    27,151.07x = 40,723.43 × 10,509.62
  4. Step 4: Simplify right side
    27,151.07x = 427,987,518.23
  5. Step 5: Solve for x
    x = 427,987,518.23/27,151.07
  6. Step 6: Final answer
    x = 15,763.19

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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.