Home / 19,127.69-26,395.86-10,629.65

Finding the Fourth Proportional to 19,127.69, 26,395.86 and 10,629.65

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Solution

The fourth proportional to 19,127.69, 26,395.86 and 10,629.65 is: 14,668.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.69 : 26,395.86 = 10,629.65 : x
  2. Step 2: Convert to fraction form
    19,127.69/26,395.86 = 10,629.65/x
  3. Step 3: Cross multiply
    19,127.69x = 26,395.86 × 10,629.65
  4. Step 4: Simplify right side
    19,127.69x = 280,578,819.24
  5. Step 5: Solve for x
    x = 280,578,819.24/19,127.69
  6. Step 6: Final answer
    x = 14,668.73

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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.