Home / 14,822.40-22,233.60-13,785.60

Finding the Fourth Proportional to 14,822.40, 22,233.60 and 13,785.60

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Solution

The fourth proportional to 14,822.40, 22,233.60 and 13,785.60 is: 20,678.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,822.40 : 22,233.60 = 13,785.60 : x
  2. Step 2: Convert to fraction form
    14,822.40/22,233.60 = 13,785.60/x
  3. Step 3: Cross multiply
    14,822.40x = 22,233.60 × 13,785.60
  4. Step 4: Simplify right side
    14,822.40x = 306,503,516.16
  5. Step 5: Solve for x
    x = 306,503,516.16/14,822.40
  6. Step 6: Final answer
    x = 20,678.40

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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.