Home / 14,227.10-21,340.65-9,055.90

Finding the Fourth Proportional to 14,227.10, 21,340.65 and 9,055.90

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Solution

The fourth proportional to 14,227.10, 21,340.65 and 9,055.90 is: 13,583.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.10 : 21,340.65 = 9,055.90 : x
  2. Step 2: Convert to fraction form
    14,227.10/21,340.65 = 9,055.90/x
  3. Step 3: Cross multiply
    14,227.10x = 21,340.65 × 9,055.90
  4. Step 4: Simplify right side
    14,227.10x = 193,258,792.34
  5. Step 5: Solve for x
    x = 193,258,792.34/14,227.10
  6. Step 6: Final answer
    x = 13,583.85

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Similar ratio
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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.