Home / 43,918.96-65,881.16-14,339.92

Finding the Fourth Proportional to 43,918.96, 65,881.16 and 14,339.92

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Solution

The fourth proportional to 43,918.96, 65,881.16 and 14,339.92 is: 21,510.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,918.96 : 65,881.16 = 14,339.92 : x
  2. Step 2: Convert to fraction form
    43,918.96/65,881.16 = 14,339.92/x
  3. Step 3: Cross multiply
    43,918.96x = 65,881.16 × 14,339.92
  4. Step 4: Simplify right side
    43,918.96x = 944,730,563.91
  5. Step 5: Solve for x
    x = 944,730,563.91/43,918.96
  6. Step 6: Final answer
    x = 21,510.77

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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.