Home / 43,874.31-65,818.32-14,285.18

Finding the Fourth Proportional to 43,874.31, 65,818.32 and 14,285.18

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Solution

The fourth proportional to 43,874.31, 65,818.32 and 14,285.18 is: 21,430.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,874.31 : 65,818.32 = 14,285.18 : x
  2. Step 2: Convert to fraction form
    43,874.31/65,818.32 = 14,285.18/x
  3. Step 3: Cross multiply
    43,874.31x = 65,818.32 × 14,285.18
  4. Step 4: Simplify right side
    43,874.31x = 940,226,548.50
  5. Step 5: Solve for x
    x = 940,226,548.50/43,874.31
  6. Step 6: Final answer
    x = 21,430.00

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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.