Home / 43,779.02-65,678.11-14,199.84

Finding the Fourth Proportional to 43,779.02, 65,678.11 and 14,199.84

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Solution

The fourth proportional to 43,779.02, 65,678.11 and 14,199.84 is: 21,302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,779.02 : 65,678.11 = 14,199.84 : x
  2. Step 2: Convert to fraction form
    43,779.02/65,678.11 = 14,199.84/x
  3. Step 3: Cross multiply
    43,779.02x = 65,678.11 × 14,199.84
  4. Step 4: Simplify right side
    43,779.02x = 932,618,618.00
  5. Step 5: Solve for x
    x = 932,618,618.00/43,779.02
  6. Step 6: Final answer
    x = 21,302.87

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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.