Home / 20,173.80-27,823.46-17,368.04

Finding the Fourth Proportional to 20,173.80, 27,823.46 and 17,368.04

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Solution

The fourth proportional to 20,173.80, 27,823.46 and 17,368.04 is: 23,953.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173.80 : 27,823.46 = 17,368.04 : x
  2. Step 2: Convert to fraction form
    20,173.80/27,823.46 = 17,368.04/x
  3. Step 3: Cross multiply
    20,173.80x = 27,823.46 × 17,368.04
  4. Step 4: Simplify right side
    20,173.80x = 483,238,966.22
  5. Step 5: Solve for x
    x = 483,238,966.22/20,173.80
  6. Step 6: Final answer
    x = 23,953.79

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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.