Home / 43,237.62-64,861.74-14,779.28

Finding the Fourth Proportional to 43,237.62, 64,861.74 and 14,779.28

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Solution

The fourth proportional to 43,237.62, 64,861.74 and 14,779.28 is: 22,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,237.62 : 64,861.74 = 14,779.28 : x
  2. Step 2: Convert to fraction form
    43,237.62/64,861.74 = 14,779.28/x
  3. Step 3: Cross multiply
    43,237.62x = 64,861.74 × 14,779.28
  4. Step 4: Simplify right side
    43,237.62x = 958,609,816.75
  5. Step 5: Solve for x
    x = 958,609,816.75/43,237.62
  6. Step 6: Final answer
    x = 22,170.74

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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.