Home / 43,801.96-65,702.01-14,219.75

Finding the Fourth Proportional to 43,801.96, 65,702.01 and 14,219.75

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Solution

The fourth proportional to 43,801.96, 65,702.01 and 14,219.75 is: 21,329.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,801.96 : 65,702.01 = 14,219.75 : x
  2. Step 2: Convert to fraction form
    43,801.96/65,702.01 = 14,219.75/x
  3. Step 3: Cross multiply
    43,801.96x = 65,702.01 × 14,219.75
  4. Step 4: Simplify right side
    43,801.96x = 934,266,156.70
  5. Step 5: Solve for x
    x = 934,266,156.70/43,801.96
  6. Step 6: Final answer
    x = 21,329.32

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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.