Home / 18,577.65-25,637.34-10,079.79

Finding the Fourth Proportional to 18,577.65, 25,637.34 and 10,079.79

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Solution

The fourth proportional to 18,577.65, 25,637.34 and 10,079.79 is: 13,910.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.65 : 25,637.34 = 10,079.79 : x
  2. Step 2: Convert to fraction form
    18,577.65/25,637.34 = 10,079.79/x
  3. Step 3: Cross multiply
    18,577.65x = 25,637.34 × 10,079.79
  4. Step 4: Simplify right side
    18,577.65x = 258,419,004.18
  5. Step 5: Solve for x
    x = 258,419,004.18/18,577.65
  6. Step 6: Final answer
    x = 13,910.21

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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.