Home / 18,583.46-27,890.55-9,223.10

Finding the Fourth Proportional to 18,583.46, 27,890.55 and 9,223.10

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Solution

The fourth proportional to 18,583.46, 27,890.55 and 9,223.10 is: 13,842.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583.46 : 27,890.55 = 9,223.10 : x
  2. Step 2: Convert to fraction form
    18,583.46/27,890.55 = 9,223.10/x
  3. Step 3: Cross multiply
    18,583.46x = 27,890.55 × 9,223.10
  4. Step 4: Simplify right side
    18,583.46x = 257,237,331.71
  5. Step 5: Solve for x
    x = 257,237,331.71/18,583.46
  6. Step 6: Final answer
    x = 13,842.27

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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.