Home / 45,611.23-68,407.08-26,623.21

Finding the Fourth Proportional to 45,611.23, 68,407.08 and 26,623.21

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Solution

The fourth proportional to 45,611.23, 68,407.08 and 26,623.21 is: 39,929.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,611.23 : 68,407.08 = 26,623.21 : x
  2. Step 2: Convert to fraction form
    45,611.23/68,407.08 = 26,623.21/x
  3. Step 3: Cross multiply
    45,611.23x = 68,407.08 × 26,623.21
  4. Step 4: Simplify right side
    45,611.23x = 1,821,216,056.33
  5. Step 5: Solve for x
    x = 1,821,216,056.33/45,611.23
  6. Step 6: Final answer
    x = 39,929.12

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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.