Home / 15,590.96-23,404.80-12,306.32

Finding the Fourth Proportional to 15,590.96, 23,404.80 and 12,306.32

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Solution

The fourth proportional to 15,590.96, 23,404.80 and 12,306.32 is: 18,473.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590.96 : 23,404.80 = 12,306.32 : x
  2. Step 2: Convert to fraction form
    15,590.96/23,404.80 = 12,306.32/x
  3. Step 3: Cross multiply
    15,590.96x = 23,404.80 × 12,306.32
  4. Step 4: Simplify right side
    15,590.96x = 288,026,958.34
  5. Step 5: Solve for x
    x = 288,026,958.34/15,590.96
  6. Step 6: Final answer
    x = 18,473.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.