Home / 27,377.12-37,780.44-14,801.87

Finding the Fourth Proportional to 27,377.12, 37,780.44 and 14,801.87

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Solution

The fourth proportional to 27,377.12, 37,780.44 and 14,801.87 is: 20,426.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,377.12 : 37,780.44 = 14,801.87 : x
  2. Step 2: Convert to fraction form
    27,377.12/37,780.44 = 14,801.87/x
  3. Step 3: Cross multiply
    27,377.12x = 37,780.44 × 14,801.87
  4. Step 4: Simplify right side
    27,377.12x = 559,221,161.42
  5. Step 5: Solve for x
    x = 559,221,161.42/27,377.12
  6. Step 6: Final answer
    x = 20,426.59

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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.