Home / 27,594.24-38,078.72-15,018.24

Finding the Fourth Proportional to 27,594.24, 38,078.72 and 15,018.24

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Solution

The fourth proportional to 27,594.24, 38,078.72 and 15,018.24 is: 20,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,594.24 : 38,078.72 = 15,018.24 : x
  2. Step 2: Convert to fraction form
    27,594.24/38,078.72 = 15,018.24/x
  3. Step 3: Cross multiply
    27,594.24x = 38,078.72 × 15,018.24
  4. Step 4: Simplify right side
    27,594.24x = 571,875,355.85
  5. Step 5: Solve for x
    x = 571,875,355.85/27,594.24
  6. Step 6: Final answer
    x = 20,724.45

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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.