Home / 26,386.32-39,596.04-19,257.12

Finding the Fourth Proportional to 26,386.32, 39,596.04 and 19,257.12

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Solution

The fourth proportional to 26,386.32, 39,596.04 and 19,257.12 is: 28,897.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,386.32 : 39,596.04 = 19,257.12 : x
  2. Step 2: Convert to fraction form
    26,386.32/39,596.04 = 19,257.12/x
  3. Step 3: Cross multiply
    26,386.32x = 39,596.04 × 19,257.12
  4. Step 4: Simplify right side
    26,386.32x = 762,505,693.80
  5. Step 5: Solve for x
    x = 762,505,693.80/26,386.32
  6. Step 6: Final answer
    x = 28,897.77

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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.