Home / 27,193.83-40,782.11-18,484.71

Finding the Fourth Proportional to 27,193.83, 40,782.11 and 18,484.71

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Solution

The fourth proportional to 27,193.83, 40,782.11 and 18,484.71 is: 27,721.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,193.83 : 40,782.11 = 18,484.71 : x
  2. Step 2: Convert to fraction form
    27,193.83/40,782.11 = 18,484.71/x
  3. Step 3: Cross multiply
    27,193.83x = 40,782.11 × 18,484.71
  4. Step 4: Simplify right side
    27,193.83x = 753,845,384.11
  5. Step 5: Solve for x
    x = 753,845,384.11/27,193.83
  6. Step 6: Final answer
    x = 27,721.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.