Home / 27,294.78-37,677.36-18,367.74

Finding the Fourth Proportional to 27,294.78, 37,677.36 and 18,367.74

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Solution

The fourth proportional to 27,294.78, 37,677.36 and 18,367.74 is: 25,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,294.78 : 37,677.36 = 18,367.74 : x
  2. Step 2: Convert to fraction form
    27,294.78/37,677.36 = 18,367.74/x
  3. Step 3: Cross multiply
    27,294.78x = 37,677.36 × 18,367.74
  4. Step 4: Simplify right side
    27,294.78x = 692,047,952.37
  5. Step 5: Solve for x
    x = 692,047,952.37/27,294.78
  6. Step 6: Final answer
    x = 25,354.59

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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.