Home / 43,913.32-65,864.50-14,328.68

Finding the Fourth Proportional to 43,913.32, 65,864.50 and 14,328.68

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Solution

The fourth proportional to 43,913.32, 65,864.50 and 14,328.68 is: 21,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,913.32 : 65,864.50 = 14,328.68 : x
  2. Step 2: Convert to fraction form
    43,913.32/65,864.50 = 14,328.68/x
  3. Step 3: Cross multiply
    43,913.32x = 65,864.50 × 14,328.68
  4. Step 4: Simplify right side
    43,913.32x = 943,751,343.86
  5. Step 5: Solve for x
    x = 943,751,343.86/43,913.32
  6. Step 6: Final answer
    x = 21,491.23

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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.