Home / 26,051.80-39,077.70-8,523.40

Finding the Fourth Proportional to 26,051.80, 39,077.70 and 8,523.40

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Solution

The fourth proportional to 26,051.80, 39,077.70 and 8,523.40 is: 12,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,051.80 : 39,077.70 = 8,523.40 : x
  2. Step 2: Convert to fraction form
    26,051.80/39,077.70 = 8,523.40/x
  3. Step 3: Cross multiply
    26,051.80x = 39,077.70 × 8,523.40
  4. Step 4: Simplify right side
    26,051.80x = 333,074,868.18
  5. Step 5: Solve for x
    x = 333,074,868.18/26,051.80
  6. Step 6: Final answer
    x = 12,785.10

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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.