Home / 43,273.24-64,909.86-18,649.24

Finding the Fourth Proportional to 43,273.24, 64,909.86 and 18,649.24

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Solution

The fourth proportional to 43,273.24, 64,909.86 and 18,649.24 is: 27,973.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,273.24 : 64,909.86 = 18,649.24 : x
  2. Step 2: Convert to fraction form
    43,273.24/64,909.86 = 18,649.24/x
  3. Step 3: Cross multiply
    43,273.24x = 64,909.86 × 18,649.24
  4. Step 4: Simplify right side
    43,273.24x = 1,210,519,557.51
  5. Step 5: Solve for x
    x = 1,210,519,557.51/43,273.24
  6. Step 6: Final answer
    x = 27,973.86

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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.