Home / 36,385.56-54,578.34-13,010.58

Finding the Fourth Proportional to 36,385.56, 54,578.34 and 13,010.58

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Solution

The fourth proportional to 36,385.56, 54,578.34 and 13,010.58 is: 19,515.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,385.56 : 54,578.34 = 13,010.58 : x
  2. Step 2: Convert to fraction form
    36,385.56/54,578.34 = 13,010.58/x
  3. Step 3: Cross multiply
    36,385.56x = 54,578.34 × 13,010.58
  4. Step 4: Simplify right side
    36,385.56x = 710,095,858.84
  5. Step 5: Solve for x
    x = 710,095,858.84/36,385.56
  6. Step 6: Final answer
    x = 19,515.87

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Double scale
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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.