Home / 52,697.10-72,723.87-30,039.51

Finding the Fourth Proportional to 52,697.10, 72,723.87 and 30,039.51

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Solution

The fourth proportional to 52,697.10, 72,723.87 and 30,039.51 is: 41,455.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,697.10 : 72,723.87 = 30,039.51 : x
  2. Step 2: Convert to fraction form
    52,697.10/72,723.87 = 30,039.51/x
  3. Step 3: Cross multiply
    52,697.10x = 72,723.87 × 30,039.51
  4. Step 4: Simplify right side
    52,697.10x = 2,184,589,420.10
  5. Step 5: Solve for x
    x = 2,184,589,420.10/52,697.10
  6. Step 6: Final answer
    x = 41,455.59

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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.