Home / 45,039.98-67,561.34-15,457.38

Finding the Fourth Proportional to 45,039.98, 67,561.34 and 15,457.38

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Solution

The fourth proportional to 45,039.98, 67,561.34 and 15,457.38 is: 23,186.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,039.98 : 67,561.34 = 15,457.38 : x
  2. Step 2: Convert to fraction form
    45,039.98/67,561.34 = 15,457.38/x
  3. Step 3: Cross multiply
    45,039.98x = 67,561.34 × 15,457.38
  4. Step 4: Simplify right side
    45,039.98x = 1,044,321,228.40
  5. Step 5: Solve for x
    x = 1,044,321,228.40/45,039.98
  6. Step 6: Final answer
    x = 23,186.54

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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.