Home / 19,057.04-28,354.90-18,580.88

Finding the Fourth Proportional to 19,057.04, 28,354.90 and 18,580.88

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Solution

The fourth proportional to 19,057.04, 28,354.90 and 18,580.88 is: 27,646.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,057.04 : 28,354.90 = 18,580.88 : x
  2. Step 2: Convert to fraction form
    19,057.04/28,354.90 = 18,580.88/x
  3. Step 3: Cross multiply
    19,057.04x = 28,354.90 × 18,580.88
  4. Step 4: Simplify right side
    19,057.04x = 526,858,994.31
  5. Step 5: Solve for x
    x = 526,858,994.31/19,057.04
  6. Step 6: Final answer
    x = 27,646.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.