Home / 26,091.70-39,143.01-10,509.32

Finding the Fourth Proportional to 26,091.70, 39,143.01 and 10,509.32

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Solution

The fourth proportional to 26,091.70, 39,143.01 and 10,509.32 is: 15,766.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,091.70 : 39,143.01 = 10,509.32 : x
  2. Step 2: Convert to fraction form
    26,091.70/39,143.01 = 10,509.32/x
  3. Step 3: Cross multiply
    26,091.70x = 39,143.01 × 10,509.32
  4. Step 4: Simplify right side
    26,091.70x = 411,366,417.85
  5. Step 5: Solve for x
    x = 411,366,417.85/26,091.70
  6. Step 6: Final answer
    x = 15,766.18

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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.