Home / 45,261.09-67,875.44-15,670.98

Finding the Fourth Proportional to 45,261.09, 67,875.44 and 15,670.98

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Solution

The fourth proportional to 45,261.09, 67,875.44 and 15,670.98 is: 23,500.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,261.09 : 67,875.44 = 15,670.98 : x
  2. Step 2: Convert to fraction form
    45,261.09/67,875.44 = 15,670.98/x
  3. Step 3: Cross multiply
    45,261.09x = 67,875.44 × 15,670.98
  4. Step 4: Simplify right side
    45,261.09x = 1,063,674,584.38
  5. Step 5: Solve for x
    x = 1,063,674,584.38/45,261.09
  6. Step 6: Final answer
    x = 23,500.86

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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.