Home / 27,402.44-37,815.30-14,827.40

Finding the Fourth Proportional to 27,402.44, 37,815.30 and 14,827.40

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Solution

The fourth proportional to 27,402.44, 37,815.30 and 14,827.40 is: 20,461.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,402.44 : 37,815.30 = 14,827.40 : x
  2. Step 2: Convert to fraction form
    27,402.44/37,815.30 = 14,827.40/x
  3. Step 3: Cross multiply
    27,402.44x = 37,815.30 × 14,827.40
  4. Step 4: Simplify right side
    27,402.44x = 560,702,579.22
  5. Step 5: Solve for x
    x = 560,702,579.22/27,402.44
  6. Step 6: Final answer
    x = 20,461.78

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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.