Home / 27,583.08-38,065.04-15,007.84

Finding the Fourth Proportional to 27,583.08, 38,065.04 and 15,007.84

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Solution

The fourth proportional to 27,583.08, 38,065.04 and 15,007.84 is: 20,711.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,583.08 : 38,065.04 = 15,007.84 : x
  2. Step 2: Convert to fraction form
    27,583.08/38,065.04 = 15,007.84/x
  3. Step 3: Cross multiply
    27,583.08x = 38,065.04 × 15,007.84
  4. Step 4: Simplify right side
    27,583.08x = 571,274,029.91
  5. Step 5: Solve for x
    x = 571,274,029.91/27,583.08
  6. Step 6: Final answer
    x = 20,711.03

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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.