Home / 35,871.50-49,563.14-25,779.86

Finding the Fourth Proportional to 35,871.50, 49,563.14 and 25,779.86

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Solution

The fourth proportional to 35,871.50, 49,563.14 and 25,779.86 is: 35,619.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,871.50 : 49,563.14 = 25,779.86 : x
  2. Step 2: Convert to fraction form
    35,871.50/49,563.14 = 25,779.86/x
  3. Step 3: Cross multiply
    35,871.50x = 49,563.14 × 25,779.86
  4. Step 4: Simplify right side
    35,871.50x = 1,277,730,433.65
  5. Step 5: Solve for x
    x = 1,277,730,433.65/35,871.50
  6. Step 6: Final answer
    x = 35,619.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.