Home / 26,717.96-40,084.62-7,999.40

Finding the Fourth Proportional to 26,717.96, 40,084.62 and 7,999.40

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Solution

The fourth proportional to 26,717.96, 40,084.62 and 7,999.40 is: 12,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,717.96 : 40,084.62 = 7,999.40 : x
  2. Step 2: Convert to fraction form
    26,717.96/40,084.62 = 7,999.40/x
  3. Step 3: Cross multiply
    26,717.96x = 40,084.62 × 7,999.40
  4. Step 4: Simplify right side
    26,717.96x = 320,652,909.23
  5. Step 5: Solve for x
    x = 320,652,909.23/26,717.96
  6. Step 6: Final answer
    x = 12,001.40

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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.