Home / 26,051.36-39,081.84-8,522.16

Finding the Fourth Proportional to 26,051.36, 39,081.84 and 8,522.16

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Solution

The fourth proportional to 26,051.36, 39,081.84 and 8,522.16 is: 12,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,051.36 : 39,081.84 = 8,522.16 : x
  2. Step 2: Convert to fraction form
    26,051.36/39,081.84 = 8,522.16/x
  3. Step 3: Cross multiply
    26,051.36x = 39,081.84 × 8,522.16
  4. Step 4: Simplify right side
    26,051.36x = 333,061,693.57
  5. Step 5: Solve for x
    x = 333,061,693.57/26,051.36
  6. Step 6: Final answer
    x = 12,784.81

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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.