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Finding the Fourth Proportional to 43,337.94, 65,014.98 and 13,747.80

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Solution

The fourth proportional to 43,337.94, 65,014.98 and 13,747.80 is: 20,624.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,337.94 : 65,014.98 = 13,747.80 : x
  2. Step 2: Convert to fraction form
    43,337.94/65,014.98 = 13,747.80/x
  3. Step 3: Cross multiply
    43,337.94x = 65,014.98 × 13,747.80
  4. Step 4: Simplify right side
    43,337.94x = 893,812,942.04
  5. Step 5: Solve for x
    x = 893,812,942.04/43,337.94
  6. Step 6: Final answer
    x = 20,624.26

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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.