Home / 17,664.62-24,386.65-13,622.60

Finding the Fourth Proportional to 17,664.62, 24,386.65 and 13,622.60

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Solution

The fourth proportional to 17,664.62, 24,386.65 and 13,622.60 is: 18,806.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,664.62 : 24,386.65 = 13,622.60 : x
  2. Step 2: Convert to fraction form
    17,664.62/24,386.65 = 13,622.60/x
  3. Step 3: Cross multiply
    17,664.62x = 24,386.65 × 13,622.60
  4. Step 4: Simplify right side
    17,664.62x = 332,209,605.20
  5. Step 5: Solve for x
    x = 332,209,605.20/17,664.62
  6. Step 6: Final answer
    x = 18,806.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.