Home / 43,939.59-65,895.75-15,856.01

Finding the Fourth Proportional to 43,939.59, 65,895.75 and 15,856.01

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Solution

The fourth proportional to 43,939.59, 65,895.75 and 15,856.01 is: 23,779.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,939.59 : 65,895.75 = 15,856.01 : x
  2. Step 2: Convert to fraction form
    43,939.59/65,895.75 = 15,856.01/x
  3. Step 3: Cross multiply
    43,939.59x = 65,895.75 × 15,856.01
  4. Step 4: Simplify right side
    43,939.59x = 1,044,843,670.96
  5. Step 5: Solve for x
    x = 1,044,843,670.96/43,939.59
  6. Step 6: Final answer
    x = 23,779.09

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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.