Home / 27,584.49-38,060.78-18,038.37

Finding the Fourth Proportional to 27,584.49, 38,060.78 and 18,038.37

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Solution

The fourth proportional to 27,584.49, 38,060.78 and 18,038.37 is: 24,889.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,584.49 : 38,060.78 = 18,038.37 : x
  2. Step 2: Convert to fraction form
    27,584.49/38,060.78 = 18,038.37/x
  3. Step 3: Cross multiply
    27,584.49x = 38,060.78 × 18,038.37
  4. Step 4: Simplify right side
    27,584.49x = 686,554,432.13
  5. Step 5: Solve for x
    x = 686,554,432.13/27,584.49
  6. Step 6: Final answer
    x = 24,889.15

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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.