Home / 14,223.06-19,627.68-7,849.71

Finding the Fourth Proportional to 14,223.06, 19,627.68 and 7,849.71

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Solution

The fourth proportional to 14,223.06, 19,627.68 and 7,849.71 is: 10,832.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.06 : 19,627.68 = 7,849.71 : x
  2. Step 2: Convert to fraction form
    14,223.06/19,627.68 = 7,849.71/x
  3. Step 3: Cross multiply
    14,223.06x = 19,627.68 × 7,849.71
  4. Step 4: Simplify right side
    14,223.06x = 154,071,595.97
  5. Step 5: Solve for x
    x = 154,071,595.97/14,223.06
  6. Step 6: Final answer
    x = 10,832.52

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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.