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Finding the Fourth Proportional to 43,347.98, 65,024.22 and 13,768.13

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Solution

The fourth proportional to 43,347.98, 65,024.22 and 13,768.13 is: 20,652.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,347.98 : 65,024.22 = 13,768.13 : x
  2. Step 2: Convert to fraction form
    43,347.98/65,024.22 = 13,768.13/x
  3. Step 3: Cross multiply
    43,347.98x = 65,024.22 × 13,768.13
  4. Step 4: Simplify right side
    43,347.98x = 895,261,914.11
  5. Step 5: Solve for x
    x = 895,261,914.11/43,347.98
  6. Step 6: Final answer
    x = 20,652.91

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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.