Home / 45,095.06-67,623.36-15,515.90

Finding the Fourth Proportional to 45,095.06, 67,623.36 and 15,515.90

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Solution

The fourth proportional to 45,095.06, 67,623.36 and 15,515.90 is: 23,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,095.06 : 67,623.36 = 15,515.90 : x
  2. Step 2: Convert to fraction form
    45,095.06/67,623.36 = 15,515.90/x
  3. Step 3: Cross multiply
    45,095.06x = 67,623.36 × 15,515.90
  4. Step 4: Simplify right side
    45,095.06x = 1,049,237,291.42
  5. Step 5: Solve for x
    x = 1,049,237,291.42/45,095.06
  6. Step 6: Final answer
    x = 23,267.23

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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.