Home / 17,536.40-26,304.60-13,619.60

Finding the Fourth Proportional to 17,536.40, 26,304.60 and 13,619.60

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Solution

The fourth proportional to 17,536.40, 26,304.60 and 13,619.60 is: 20,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,536.40 : 26,304.60 = 13,619.60 : x
  2. Step 2: Convert to fraction form
    17,536.40/26,304.60 = 13,619.60/x
  3. Step 3: Cross multiply
    17,536.40x = 26,304.60 × 13,619.60
  4. Step 4: Simplify right side
    17,536.40x = 358,258,130.16
  5. Step 5: Solve for x
    x = 358,258,130.16/17,536.40
  6. Step 6: Final answer
    x = 20,429.40

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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.