Home / 27,579.52-38,038.88-19,095.84

Finding the Fourth Proportional to 27,579.52, 38,038.88 and 19,095.84

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Solution

The fourth proportional to 27,579.52, 38,038.88 and 19,095.84 is: 26,337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579.52 : 38,038.88 = 19,095.84 : x
  2. Step 2: Convert to fraction form
    27,579.52/38,038.88 = 19,095.84/x
  3. Step 3: Cross multiply
    27,579.52x = 38,038.88 × 19,095.84
  4. Step 4: Simplify right side
    27,579.52x = 726,384,366.26
  5. Step 5: Solve for x
    x = 726,384,366.26/27,579.52
  6. Step 6: Final answer
    x = 26,337.82

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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.