Home / 31,369.52-47,012.75-23,010.40

Finding the Fourth Proportional to 31,369.52, 47,012.75 and 23,010.40

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Solution

The fourth proportional to 31,369.52, 47,012.75 and 23,010.40 is: 34,485.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,369.52 : 47,012.75 = 23,010.40 : x
  2. Step 2: Convert to fraction form
    31,369.52/47,012.75 = 23,010.40/x
  3. Step 3: Cross multiply
    31,369.52x = 47,012.75 × 23,010.40
  4. Step 4: Simplify right side
    31,369.52x = 1,081,782,182.60
  5. Step 5: Solve for x
    x = 1,081,782,182.60/31,369.52
  6. Step 6: Final answer
    x = 34,485.14

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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.