Home / 27,606.99-38,102.64-16,275.81

Finding the Fourth Proportional to 27,606.99, 38,102.64 and 16,275.81

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Solution

The fourth proportional to 27,606.99, 38,102.64 and 16,275.81 is: 22,463.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,606.99 : 38,102.64 = 16,275.81 : x
  2. Step 2: Convert to fraction form
    27,606.99/38,102.64 = 16,275.81/x
  3. Step 3: Cross multiply
    27,606.99x = 38,102.64 × 16,275.81
  4. Step 4: Simplify right side
    27,606.99x = 620,151,329.14
  5. Step 5: Solve for x
    x = 620,151,329.14/27,606.99
  6. Step 6: Final answer
    x = 22,463.56

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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.