Home / 18,286.23-27,430.29-5,807.23

Finding the Fourth Proportional to 18,286.23, 27,430.29 and 5,807.23

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Solution

The fourth proportional to 18,286.23, 27,430.29 and 5,807.23 is: 8,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,286.23 : 27,430.29 = 5,807.23 : x
  2. Step 2: Convert to fraction form
    18,286.23/27,430.29 = 5,807.23/x
  3. Step 3: Cross multiply
    18,286.23x = 27,430.29 × 5,807.23
  4. Step 4: Simplify right side
    18,286.23x = 159,294,003.00
  5. Step 5: Solve for x
    x = 159,294,003.00/18,286.23
  6. Step 6: Final answer
    x = 8,711.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.