Home / 18,491.84-27,729.34-5,341.08

Finding the Fourth Proportional to 18,491.84, 27,729.34 and 5,341.08

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Solution

The fourth proportional to 18,491.84, 27,729.34 and 5,341.08 is: 8,009.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,491.84 : 27,729.34 = 5,341.08 : x
  2. Step 2: Convert to fraction form
    18,491.84/27,729.34 = 5,341.08/x
  3. Step 3: Cross multiply
    18,491.84x = 27,729.34 × 5,341.08
  4. Step 4: Simplify right side
    18,491.84x = 148,104,623.29
  5. Step 5: Solve for x
    x = 148,104,623.29/18,491.84
  6. Step 6: Final answer
    x = 8,009.19

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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.