Home / 15,647.80-23,471.76-4,554.52

Finding the Fourth Proportional to 15,647.80, 23,471.76 and 4,554.52

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Solution

The fourth proportional to 15,647.80, 23,471.76 and 4,554.52 is: 6,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,647.80 : 23,471.76 = 4,554.52 : x
  2. Step 2: Convert to fraction form
    15,647.80/23,471.76 = 4,554.52/x
  3. Step 3: Cross multiply
    15,647.80x = 23,471.76 × 4,554.52
  4. Step 4: Simplify right side
    15,647.80x = 106,902,600.36
  5. Step 5: Solve for x
    x = 106,902,600.36/15,647.80
  6. Step 6: Final answer
    x = 6,831.80

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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.