Home / 45,824.50-68,647.26-31,590.46

Finding the Fourth Proportional to 45,824.50, 68,647.26 and 31,590.46

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Solution

The fourth proportional to 45,824.50, 68,647.26 and 31,590.46 is: 47,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,824.50 : 68,647.26 = 31,590.46 : x
  2. Step 2: Convert to fraction form
    45,824.50/68,647.26 = 31,590.46/x
  3. Step 3: Cross multiply
    45,824.50x = 68,647.26 × 31,590.46
  4. Step 4: Simplify right side
    45,824.50x = 2,168,598,521.14
  5. Step 5: Solve for x
    x = 2,168,598,521.14/45,824.50
  6. Step 6: Final answer
    x = 47,324.00

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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.