Home / 18,397.33-27,606.93-10,075.79

Finding the Fourth Proportional to 18,397.33, 27,606.93 and 10,075.79

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Solution

The fourth proportional to 18,397.33, 27,606.93 and 10,075.79 is: 15,119.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,397.33 : 27,606.93 = 10,075.79 : x
  2. Step 2: Convert to fraction form
    18,397.33/27,606.93 = 10,075.79/x
  3. Step 3: Cross multiply
    18,397.33x = 27,606.93 × 10,075.79
  4. Step 4: Simplify right side
    18,397.33x = 278,161,660.46
  5. Step 5: Solve for x
    x = 278,161,660.46/18,397.33
  6. Step 6: Final answer
    x = 15,119.68

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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.