Home / 18,729.96-25,846.18-10,230.36

Finding the Fourth Proportional to 18,729.96, 25,846.18 and 10,230.36

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Solution

The fourth proportional to 18,729.96, 25,846.18 and 10,230.36 is: 14,117.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,729.96 : 25,846.18 = 10,230.36 : x
  2. Step 2: Convert to fraction form
    18,729.96/25,846.18 = 10,230.36/x
  3. Step 3: Cross multiply
    18,729.96x = 25,846.18 × 10,230.36
  4. Step 4: Simplify right side
    18,729.96x = 264,415,726.02
  5. Step 5: Solve for x
    x = 264,415,726.02/18,729.96
  6. Step 6: Final answer
    x = 14,117.26

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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.