Home / 23,123.52-31,911.84-13,048.26

Finding the Fourth Proportional to 23,123.52, 31,911.84 and 13,048.26

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Solution

The fourth proportional to 23,123.52, 31,911.84 and 13,048.26 is: 18,007.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,123.52 : 31,911.84 = 13,048.26 : x
  2. Step 2: Convert to fraction form
    23,123.52/31,911.84 = 13,048.26/x
  3. Step 3: Cross multiply
    23,123.52x = 31,911.84 × 13,048.26
  4. Step 4: Simplify right side
    23,123.52x = 416,393,985.40
  5. Step 5: Solve for x
    x = 416,393,985.40/23,123.52
  6. Step 6: Final answer
    x = 18,007.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.