Home / 19,948.69-27,529.19-10,996.35

Finding the Fourth Proportional to 19,948.69, 27,529.19 and 10,996.35

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Solution

The fourth proportional to 19,948.69, 27,529.19 and 10,996.35 is: 15,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.69 : 27,529.19 = 10,996.35 : x
  2. Step 2: Convert to fraction form
    19,948.69/27,529.19 = 10,996.35/x
  3. Step 3: Cross multiply
    19,948.69x = 27,529.19 × 10,996.35
  4. Step 4: Simplify right side
    19,948.69x = 302,720,457.07
  5. Step 5: Solve for x
    x = 302,720,457.07/19,948.69
  6. Step 6: Final answer
    x = 15,174.95

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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.