Home / 27,123.24-37,405.10-18,610.35

Finding the Fourth Proportional to 27,123.24, 37,405.10 and 18,610.35

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Solution

The fourth proportional to 27,123.24, 37,405.10 and 18,610.35 is: 25,665.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,123.24 : 37,405.10 = 18,610.35 : x
  2. Step 2: Convert to fraction form
    27,123.24/37,405.10 = 18,610.35/x
  3. Step 3: Cross multiply
    27,123.24x = 37,405.10 × 18,610.35
  4. Step 4: Simplify right side
    27,123.24x = 696,121,909.04
  5. Step 5: Solve for x
    x = 696,121,909.04/27,123.24
  6. Step 6: Final answer
    x = 25,665.14

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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.