Home / 18,729.00-25,846.81-10,771.23

Finding the Fourth Proportional to 18,729.00, 25,846.81 and 10,771.23

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Solution

The fourth proportional to 18,729.00, 25,846.81 and 10,771.23 is: 14,864.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,729.00 : 25,846.81 = 10,771.23 : x
  2. Step 2: Convert to fraction form
    18,729.00/25,846.81 = 10,771.23/x
  3. Step 3: Cross multiply
    18,729.00x = 25,846.81 × 10,771.23
  4. Step 4: Simplify right side
    18,729.00x = 278,402,025.47
  5. Step 5: Solve for x
    x = 278,402,025.47/18,729.00
  6. Step 6: Final answer
    x = 14,864.75

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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.