Home / 27,000.64-37,255.26-19,841.80

Finding the Fourth Proportional to 27,000.64, 37,255.26 and 19,841.80

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Solution

The fourth proportional to 27,000.64, 37,255.26 and 19,841.80 is: 27,377.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,000.64 : 37,255.26 = 19,841.80 : x
  2. Step 2: Convert to fraction form
    27,000.64/37,255.26 = 19,841.80/x
  3. Step 3: Cross multiply
    27,000.64x = 37,255.26 × 19,841.80
  4. Step 4: Simplify right side
    27,000.64x = 739,211,417.87
  5. Step 5: Solve for x
    x = 739,211,417.87/27,000.64
  6. Step 6: Final answer
    x = 27,377.55

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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.