Home / 57,810.30-86,720.91-22,741.75

Finding the Fourth Proportional to 57,810.30, 86,720.91 and 22,741.75

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Solution

The fourth proportional to 57,810.30, 86,720.91 and 22,741.75 is: 34,114.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,810.30 : 86,720.91 = 22,741.75 : x
  2. Step 2: Convert to fraction form
    57,810.30/86,720.91 = 22,741.75/x
  3. Step 3: Cross multiply
    57,810.30x = 86,720.91 × 22,741.75
  4. Step 4: Simplify right side
    57,810.30x = 1,972,185,254.99
  5. Step 5: Solve for x
    x = 1,972,185,254.99/57,810.30
  6. Step 6: Final answer
    x = 34,114.77

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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.