Home / 27,177.06-37,504.73-20,359

Finding the Fourth Proportional to 27,177.06, 37,504.73 and 20,359

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Solution

The fourth proportional to 27,177.06, 37,504.73 and 20,359 is: 28,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,177.06 : 37,504.73 = 20,359 : x
  2. Step 2: Convert to fraction form
    27,177.06/37,504.73 = 20,359/x
  3. Step 3: Cross multiply
    27,177.06x = 37,504.73 × 20,359
  4. Step 4: Simplify right side
    27,177.06x = 763,558,798.07
  5. Step 5: Solve for x
    x = 763,558,798.07/27,177.06
  6. Step 6: Final answer
    x = 28,095.71

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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.