Home / 18,570.04-25,625.82-10,186.36

Finding the Fourth Proportional to 18,570.04, 25,625.82 and 10,186.36

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Solution

The fourth proportional to 18,570.04, 25,625.82 and 10,186.36 is: 14,056.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.04 : 25,625.82 = 10,186.36 : x
  2. Step 2: Convert to fraction form
    18,570.04/25,625.82 = 10,186.36/x
  3. Step 3: Cross multiply
    18,570.04x = 25,625.82 × 10,186.36
  4. Step 4: Simplify right side
    18,570.04x = 261,033,827.82
  5. Step 5: Solve for x
    x = 261,033,827.82/18,570.04
  6. Step 6: Final answer
    x = 14,056.72

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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.