Home / 13,622.67-20,426.31-4,733.91

Finding the Fourth Proportional to 13,622.67, 20,426.31 and 4,733.91

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Solution

The fourth proportional to 13,622.67, 20,426.31 and 4,733.91 is: 7,098.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,622.67 : 20,426.31 = 4,733.91 : x
  2. Step 2: Convert to fraction form
    13,622.67/20,426.31 = 4,733.91/x
  3. Step 3: Cross multiply
    13,622.67x = 20,426.31 × 4,733.91
  4. Step 4: Simplify right side
    13,622.67x = 96,696,313.17
  5. Step 5: Solve for x
    x = 96,696,313.17/13,622.67
  6. Step 6: Final answer
    x = 7,098.19

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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.