Home / 18,729.90-25,852.23-10,773.06

Finding the Fourth Proportional to 18,729.90, 25,852.23 and 10,773.06

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Solution

The fourth proportional to 18,729.90, 25,852.23 and 10,773.06 is: 14,869.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,729.90 : 25,852.23 = 10,773.06 : x
  2. Step 2: Convert to fraction form
    18,729.90/25,852.23 = 10,773.06/x
  3. Step 3: Cross multiply
    18,729.90x = 25,852.23 × 10,773.06
  4. Step 4: Simplify right side
    18,729.90x = 278,507,624.92
  5. Step 5: Solve for x
    x = 278,507,624.92/18,729.90
  6. Step 6: Final answer
    x = 14,869.68

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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.