Home / 27,527.73-37,952.10-19,864.56

Finding the Fourth Proportional to 27,527.73, 37,952.10 and 19,864.56

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Solution

The fourth proportional to 27,527.73, 37,952.10 and 19,864.56 is: 27,386.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,527.73 : 37,952.10 = 19,864.56 : x
  2. Step 2: Convert to fraction form
    27,527.73/37,952.10 = 19,864.56/x
  3. Step 3: Cross multiply
    27,527.73x = 37,952.10 × 19,864.56
  4. Step 4: Simplify right side
    27,527.73x = 753,901,767.58
  5. Step 5: Solve for x
    x = 753,901,767.58/27,527.73
  6. Step 6: Final answer
    x = 27,386.99

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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.