Home / 27,804.04-38,369.28-15,057.01

Finding the Fourth Proportional to 27,804.04, 38,369.28 and 15,057.01

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Solution

The fourth proportional to 27,804.04, 38,369.28 and 15,057.01 is: 20,778.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,804.04 : 38,369.28 = 15,057.01 : x
  2. Step 2: Convert to fraction form
    27,804.04/38,369.28 = 15,057.01/x
  3. Step 3: Cross multiply
    27,804.04x = 38,369.28 × 15,057.01
  4. Step 4: Simplify right side
    27,804.04x = 577,726,632.65
  5. Step 5: Solve for x
    x = 577,726,632.65/27,804.04
  6. Step 6: Final answer
    x = 20,778.51

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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.