Home / 27,829.08-38,404.08-15,253.92

Finding the Fourth Proportional to 27,829.08, 38,404.08 and 15,253.92

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Solution

The fourth proportional to 27,829.08, 38,404.08 and 15,253.92 is: 21,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,829.08 : 38,404.08 = 15,253.92 : x
  2. Step 2: Convert to fraction form
    27,829.08/38,404.08 = 15,253.92/x
  3. Step 3: Cross multiply
    27,829.08x = 38,404.08 × 15,253.92
  4. Step 4: Simplify right side
    27,829.08x = 585,812,763.99
  5. Step 5: Solve for x
    x = 585,812,763.99/27,829.08
  6. Step 6: Final answer
    x = 21,050.38

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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.