Home / 18,240.81-27,362.57-6,554.13

Finding the Fourth Proportional to 18,240.81, 27,362.57 and 6,554.13

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Solution

The fourth proportional to 18,240.81, 27,362.57 and 6,554.13 is: 9,831.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,240.81 : 27,362.57 = 6,554.13 : x
  2. Step 2: Convert to fraction form
    18,240.81/27,362.57 = 6,554.13/x
  3. Step 3: Cross multiply
    18,240.81x = 27,362.57 × 6,554.13
  4. Step 4: Simplify right side
    18,240.81x = 179,337,808.14
  5. Step 5: Solve for x
    x = 179,337,808.14/18,240.81
  6. Step 6: Final answer
    x = 9,831.68

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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.