Home / 27,377.01-37,780.20-14,801.76

Finding the Fourth Proportional to 27,377.01, 37,780.20 and 14,801.76

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Solution

The fourth proportional to 27,377.01, 37,780.20 and 14,801.76 is: 20,426.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,377.01 : 37,780.20 = 14,801.76 : x
  2. Step 2: Convert to fraction form
    27,377.01/37,780.20 = 14,801.76/x
  3. Step 3: Cross multiply
    27,377.01x = 37,780.20 × 14,801.76
  4. Step 4: Simplify right side
    27,377.01x = 559,213,453.15
  5. Step 5: Solve for x
    x = 559,213,453.15/27,377.01
  6. Step 6: Final answer
    x = 20,426.39

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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.