Home / 43,525.81-65,288.73-28,731.27

Finding the Fourth Proportional to 43,525.81, 65,288.73 and 28,731.27

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Solution

The fourth proportional to 43,525.81, 65,288.73 and 28,731.27 is: 43,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,525.81 : 65,288.73 = 28,731.27 : x
  2. Step 2: Convert to fraction form
    43,525.81/65,288.73 = 28,731.27/x
  3. Step 3: Cross multiply
    43,525.81x = 65,288.73 × 28,731.27
  4. Step 4: Simplify right side
    43,525.81x = 1,875,827,810.08
  5. Step 5: Solve for x
    x = 1,875,827,810.08/43,525.81
  6. Step 6: Final answer
    x = 43,096.91

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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.