Home / 43,225.58-64,822.78-18,267.56

Finding the Fourth Proportional to 43,225.58, 64,822.78 and 18,267.56

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Solution

The fourth proportional to 43,225.58, 64,822.78 and 18,267.56 is: 27,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,225.58 : 64,822.78 = 18,267.56 : x
  2. Step 2: Convert to fraction form
    43,225.58/64,822.78 = 18,267.56/x
  3. Step 3: Cross multiply
    43,225.58x = 64,822.78 × 18,267.56
  4. Step 4: Simplify right side
    43,225.58x = 1,184,153,964.82
  5. Step 5: Solve for x
    x = 1,184,153,964.82/43,225.58
  6. Step 6: Final answer
    x = 27,394.75

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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.