Home / 19,599.90-27,033.04-13,628.58

Finding the Fourth Proportional to 19,599.90, 27,033.04 and 13,628.58

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Solution

The fourth proportional to 19,599.90, 27,033.04 and 13,628.58 is: 18,797.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.90 : 27,033.04 = 13,628.58 : x
  2. Step 2: Convert to fraction form
    19,599.90/27,033.04 = 13,628.58/x
  3. Step 3: Cross multiply
    19,599.90x = 27,033.04 × 13,628.58
  4. Step 4: Simplify right side
    19,599.90x = 368,421,948.28
  5. Step 5: Solve for x
    x = 368,421,948.28/19,599.90
  6. Step 6: Final answer
    x = 18,797.13

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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.