Home / 27,222.81-37,551.18-17,133.74

Finding the Fourth Proportional to 27,222.81, 37,551.18 and 17,133.74

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Solution

The fourth proportional to 27,222.81, 37,551.18 and 17,133.74 is: 23,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.81 : 37,551.18 = 17,133.74 : x
  2. Step 2: Convert to fraction form
    27,222.81/37,551.18 = 17,133.74/x
  3. Step 3: Cross multiply
    27,222.81x = 37,551.18 × 17,133.74
  4. Step 4: Simplify right side
    27,222.81x = 643,392,031.31
  5. Step 5: Solve for x
    x = 643,392,031.31/27,222.81
  6. Step 6: Final answer
    x = 23,634.30

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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.