Home / 23,007.07-31,658.74-19,218.09

Finding the Fourth Proportional to 23,007.07, 31,658.74 and 19,218.09

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Solution

The fourth proportional to 23,007.07, 31,658.74 and 19,218.09 is: 26,444.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,007.07 : 31,658.74 = 19,218.09 : x
  2. Step 2: Convert to fraction form
    23,007.07/31,658.74 = 19,218.09/x
  3. Step 3: Cross multiply
    23,007.07x = 31,658.74 × 19,218.09
  4. Step 4: Simplify right side
    23,007.07x = 608,420,466.56
  5. Step 5: Solve for x
    x = 608,420,466.56/23,007.07
  6. Step 6: Final answer
    x = 26,444.94

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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.