Home / 45,252.75-67,888.23-15,669.93

Finding the Fourth Proportional to 45,252.75, 67,888.23 and 15,669.93

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Solution

The fourth proportional to 45,252.75, 67,888.23 and 15,669.93 is: 23,508.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,252.75 : 67,888.23 = 15,669.93 : x
  2. Step 2: Convert to fraction form
    45,252.75/67,888.23 = 15,669.93/x
  3. Step 3: Cross multiply
    45,252.75x = 67,888.23 × 15,669.93
  4. Step 4: Simplify right side
    45,252.75x = 1,063,803,811.92
  5. Step 5: Solve for x
    x = 1,063,803,811.92/45,252.75
  6. Step 6: Final answer
    x = 23,508.05

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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.