Home / 18,130.97-27,207.24-9,810.82

Finding the Fourth Proportional to 18,130.97, 27,207.24 and 9,810.82

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Solution

The fourth proportional to 18,130.97, 27,207.24 and 9,810.82 is: 14,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130.97 : 27,207.24 = 9,810.82 : x
  2. Step 2: Convert to fraction form
    18,130.97/27,207.24 = 9,810.82/x
  3. Step 3: Cross multiply
    18,130.97x = 27,207.24 × 9,810.82
  4. Step 4: Simplify right side
    18,130.97x = 266,925,334.34
  5. Step 5: Solve for x
    x = 266,925,334.34/18,130.97
  6. Step 6: Final answer
    x = 14,722.07

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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.