Home / 27,637.58-38,168.80-19,046.10

Finding the Fourth Proportional to 27,637.58, 38,168.80 and 19,046.10

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Solution

The fourth proportional to 27,637.58, 38,168.80 and 19,046.10 is: 26,303.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,637.58 : 38,168.80 = 19,046.10 : x
  2. Step 2: Convert to fraction form
    27,637.58/38,168.80 = 19,046.10/x
  3. Step 3: Cross multiply
    27,637.58x = 38,168.80 × 19,046.10
  4. Step 4: Simplify right side
    27,637.58x = 726,966,781.68
  5. Step 5: Solve for x
    x = 726,966,781.68/27,637.58
  6. Step 6: Final answer
    x = 26,303.56

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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.