Home / 31,647.03-47,429.01-23,287.90

Finding the Fourth Proportional to 31,647.03, 47,429.01 and 23,287.90

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Solution

The fourth proportional to 31,647.03, 47,429.01 and 23,287.90 is: 34,901.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,647.03 : 47,429.01 = 23,287.90 : x
  2. Step 2: Convert to fraction form
    31,647.03/47,429.01 = 23,287.90/x
  3. Step 3: Cross multiply
    31,647.03x = 47,429.01 × 23,287.90
  4. Step 4: Simplify right side
    31,647.03x = 1,104,522,041.98
  5. Step 5: Solve for x
    x = 1,104,522,041.98/31,647.03
  6. Step 6: Final answer
    x = 34,901.29

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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.