Home / 39,645.18-59,467.76-11,943.18

Finding the Fourth Proportional to 39,645.18, 59,467.76 and 11,943.18

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Solution

The fourth proportional to 39,645.18, 59,467.76 and 11,943.18 is: 17,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,645.18 : 59,467.76 = 11,943.18 : x
  2. Step 2: Convert to fraction form
    39,645.18/59,467.76 = 11,943.18/x
  3. Step 3: Cross multiply
    39,645.18x = 59,467.76 × 11,943.18
  4. Step 4: Simplify right side
    39,645.18x = 710,234,161.88
  5. Step 5: Solve for x
    x = 710,234,161.88/39,645.18
  6. Step 6: Final answer
    x = 17,914.77

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Similar ratio
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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.