Home / 27,567.52-38,044.04-15,631.36

Finding the Fourth Proportional to 27,567.52, 38,044.04 and 15,631.36

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Solution

The fourth proportional to 27,567.52, 38,044.04 and 15,631.36 is: 21,571.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,567.52 : 38,044.04 = 15,631.36 : x
  2. Step 2: Convert to fraction form
    27,567.52/38,044.04 = 15,631.36/x
  3. Step 3: Cross multiply
    27,567.52x = 38,044.04 × 15,631.36
  4. Step 4: Simplify right side
    27,567.52x = 594,680,085.09
  5. Step 5: Solve for x
    x = 594,680,085.09/27,567.52
  6. Step 6: Final answer
    x = 21,571.77

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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.