Home / 27,385.22-37,791.49-14,809.94

Finding the Fourth Proportional to 27,385.22, 37,791.49 and 14,809.94

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Solution

The fourth proportional to 27,385.22, 37,791.49 and 14,809.94 is: 20,437.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,385.22 : 37,791.49 = 14,809.94 : x
  2. Step 2: Convert to fraction form
    27,385.22/37,791.49 = 14,809.94/x
  3. Step 3: Cross multiply
    27,385.22x = 37,791.49 × 14,809.94
  4. Step 4: Simplify right side
    27,385.22x = 559,689,699.41
  5. Step 5: Solve for x
    x = 559,689,699.41/27,385.22
  6. Step 6: Final answer
    x = 20,437.66

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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.