Home / 27,914.48-38,521.92-15,977.52

Finding the Fourth Proportional to 27,914.48, 38,521.92 and 15,977.52

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Solution

The fourth proportional to 27,914.48, 38,521.92 and 15,977.52 is: 22,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,914.48 : 38,521.92 = 15,977.52 : x
  2. Step 2: Convert to fraction form
    27,914.48/38,521.92 = 15,977.52/x
  3. Step 3: Cross multiply
    27,914.48x = 38,521.92 × 15,977.52
  4. Step 4: Simplify right side
    27,914.48x = 615,484,747.24
  5. Step 5: Solve for x
    x = 615,484,747.24/27,914.48
  6. Step 6: Final answer
    x = 22,048.94

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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.