Home / 43,496.20-65,234.22-21,287.26

Finding the Fourth Proportional to 43,496.20, 65,234.22 and 21,287.26

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Solution

The fourth proportional to 43,496.20, 65,234.22 and 21,287.26 is: 31,925.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,496.20 : 65,234.22 = 21,287.26 : x
  2. Step 2: Convert to fraction form
    43,496.20/65,234.22 = 21,287.26/x
  3. Step 3: Cross multiply
    43,496.20x = 65,234.22 × 21,287.26
  4. Step 4: Simplify right side
    43,496.20x = 1,388,657,802.04
  5. Step 5: Solve for x
    x = 1,388,657,802.04/43,496.20
  6. Step 6: Final answer
    x = 31,925.96

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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.