Home / 43,802.30-65,713.77-14,217.86

Finding the Fourth Proportional to 43,802.30, 65,713.77 and 14,217.86

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Solution

The fourth proportional to 43,802.30, 65,713.77 and 14,217.86 is: 21,330.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,802.30 : 65,713.77 = 14,217.86 : x
  2. Step 2: Convert to fraction form
    43,802.30/65,713.77 = 14,217.86/x
  3. Step 3: Cross multiply
    43,802.30x = 65,713.77 × 14,217.86
  4. Step 4: Simplify right side
    43,802.30x = 934,308,853.36
  5. Step 5: Solve for x
    x = 934,308,853.36/43,802.30
  6. Step 6: Final answer
    x = 21,330.13

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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.