Home / 18,682.07-25,780.73-10,184.35

Finding the Fourth Proportional to 18,682.07, 25,780.73 and 10,184.35

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Solution

The fourth proportional to 18,682.07, 25,780.73 and 10,184.35 is: 14,054.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,682.07 : 25,780.73 = 10,184.35 : x
  2. Step 2: Convert to fraction form
    18,682.07/25,780.73 = 10,184.35/x
  3. Step 3: Cross multiply
    18,682.07x = 25,780.73 × 10,184.35
  4. Step 4: Simplify right side
    18,682.07x = 262,559,977.58
  5. Step 5: Solve for x
    x = 262,559,977.58/18,682.07
  6. Step 6: Final answer
    x = 14,054.12

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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.