Home / 19,985.52-27,575.04-14,670.96

Finding the Fourth Proportional to 19,985.52, 27,575.04 and 14,670.96

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Solution

The fourth proportional to 19,985.52, 27,575.04 and 14,670.96 is: 20,242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,985.52 : 27,575.04 = 14,670.96 : x
  2. Step 2: Convert to fraction form
    19,985.52/27,575.04 = 14,670.96/x
  3. Step 3: Cross multiply
    19,985.52x = 27,575.04 × 14,670.96
  4. Step 4: Simplify right side
    19,985.52x = 404,552,308.84
  5. Step 5: Solve for x
    x = 404,552,308.84/19,985.52
  6. Step 6: Final answer
    x = 20,242.27

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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.