Home / 43,590.28-65,396.70-14,012.28

Finding the Fourth Proportional to 43,590.28, 65,396.70 and 14,012.28

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Solution

The fourth proportional to 43,590.28, 65,396.70 and 14,012.28 is: 21,022.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,590.28 : 65,396.70 = 14,012.28 : x
  2. Step 2: Convert to fraction form
    43,590.28/65,396.70 = 14,012.28/x
  3. Step 3: Cross multiply
    43,590.28x = 65,396.70 × 14,012.28
  4. Step 4: Simplify right side
    43,590.28x = 916,356,871.48
  5. Step 5: Solve for x
    x = 916,356,871.48/43,590.28
  6. Step 6: Final answer
    x = 21,022.05

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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.