Home / 14,190.05-21,285.08-5,860.91

Finding the Fourth Proportional to 14,190.05, 21,285.08 and 5,860.91

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Solution

The fourth proportional to 14,190.05, 21,285.08 and 5,860.91 is: 8,791.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.05 : 21,285.08 = 5,860.91 : x
  2. Step 2: Convert to fraction form
    14,190.05/21,285.08 = 5,860.91/x
  3. Step 3: Cross multiply
    14,190.05x = 21,285.08 × 5,860.91
  4. Step 4: Simplify right side
    14,190.05x = 124,750,017.62
  5. Step 5: Solve for x
    x = 124,750,017.62/14,190.05
  6. Step 6: Final answer
    x = 8,791.37

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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.